<SEC-DOCUMENT>0001022079-16-000214.txt : 20160301
<SEC-HEADER>0001022079-16-000214.hdr.sgml : 20160301
<ACCEPTANCE-DATETIME>20160301075427
ACCESSION NUMBER:		0001022079-16-000214
CONFORMED SUBMISSION TYPE:	S-8 POS
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20160301
DATE AS OF CHANGE:		20160301
EFFECTIVENESS DATE:		20160301

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QUEST DIAGNOSTICS INC
		CENTRAL INDEX KEY:			0001022079
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				161387862
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8 POS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-157447
		FILM NUMBER:		161470960

	BUSINESS ADDRESS:	
		STREET 1:		3 GIRALDA FARMS
		CITY:			MADISON
		STATE:			NJ
		ZIP:			07940
		BUSINESS PHONE:		9735202700

	MAIL ADDRESS:	
		STREET 1:		3 GIRALDA FARMS
		CITY:			MADISON
		STATE:			NJ
		ZIP:			07940

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORNING CLINICAL LABORATORIES INC
		DATE OF NAME CHANGE:	19960903
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>s-8posteffectiveamendment0.htm
<DESCRIPTION>S-8 POS
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
	<head>
		<!-- Document created using Wdesk 1 -->
		<!-- Copyright 2016 Workiva -->
		<title>S-8 POS</title>
	</head>
	<body style="font-family:Times New Roman;font-size:10pt;">
<a name="scfaf6d6a788f4a1eb273e75a81ba2f3e"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;padding-bottom:8px;padding-top:8px;text-align:right;text-indent:96px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Registration No. 333-157447</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-top:16px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">UNITED STATES</font></div><div style="line-height:120%;padding-top:16px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">Washington, D.C.  20549</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">_______________</font></div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">POST-EFFECTIVE AMENDMENT NO. 1</font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">TO FORM S-8</font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">REGISTRATION STATEMENT</font></div><div style="line-height:120%;padding-bottom:8px;padding-top:16px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">UNDER</font></div><div style="line-height:120%;padding-bottom:8px;padding-top:16px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">THE SECURITIES ACT OF 1933</font></div><div style="line-height:120%;padding-bottom:8px;padding-top:16px;text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">________________</font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:8px;text-align:center;font-size:14pt;"><font style="font-family:inherit;font-size:14pt;font-weight:bold;">QUEST DIAGNOSTICS INCORPORATED</font></div><div style="line-height:120%;text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(Exact name of Registrant as specified in its charter)</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:93.1640625%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="34%"></td><td width="33%"></td><td width="33%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Delaware</font></div><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(State or other jurisdiction of incorporation or organization)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">16-1387862</font></div><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(I.R.S. Employer </font></div><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">Identification Number)</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Three Giralda Farms </font></div><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Madison, New Jersey 07940</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr></table></div></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(Address of principal executive offices)</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">THE PROFIT SHARING PLAN OF QUEST DIAGNOSTICS INCORPORATED</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">(successor by merger to The 401(k) Savings Plan of Quest Diagnostics Incorporated)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(Full title of the Plan) </font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">&#32;</font><font style="font-family:inherit;font-size:8pt;font-weight:bold;">&#32;</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">_______________</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">William J. O&#8217;Shaughnessy, Jr.</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Quest Diagnostics Incorporated</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Three Giralda Farms</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Madison, New Jersey 07940</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">(973) 520-2116</font></div><div style="line-height:120%;text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">(Name, address and telephone number of agent for service)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="scfaf6d6a788f4a1eb273e75a81ba2f3e"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">EXPLANATORY NOTE </font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;text-indent:96px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">On February 20, 2009, Quest Diagnostics Incorporated (the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Company</font><font style="font-family:inherit;font-size:12pt;">&#8221;) filed a registration statement on Form S-8 (Registration Statement No. 333-157447)(the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Registration Statement</font><font style="font-family:inherit;font-size:12pt;">&#8221;) to register 1,750,000 shares of its common stock, par value $0.01 per share (the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Common Stock</font><font style="font-family:inherit;font-size:12pt;">&#8221;) and an indeterminate amount of plan interests under The 401(k) Savings Plan of Quest Diagnostics Incorporated (the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Predecessor Plan</font><font style="font-family:inherit;font-size:12pt;">&#8221;).  </font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;text-indent:96px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Effective as of January 1, 2016, the Predecessor Plan was merged with and into The Profit Sharing Plan of Quest Diagnostics Incorporated (the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Profit Sharing Plan</font><font style="font-family:inherit;font-size:12pt;">&#8221;), with the Profit Sharing Plan as the surviving plan (the &#8220;</font><font style="font-family:inherit;font-size:12pt;font-style:italic;">Merger</font><font style="font-family:inherit;font-size:12pt;">&#8221;).  This Post-Effective Amendment No. 1 to the Registration Statement is being filed (i) to reflect the fact that all shares of Common Stock registered on the Registration Statement that remained unsold as of the effective date of the Merger have, by operation of the Merger, been reallocated to the Profit Sharing Plan and (ii) to deregister all associated plan interests under the Predecessor Plan that were previously registered and remain unissued.   Any shares of Common Stock registered on the Registration Statement that remained unsold as of the effective date of the Merger will continue to be offered under the Profit Sharing Plan pursuant to this Registration Statement.  In addition, plan interests in the Profit Sharing Plan will continue to be offered to participants in the Profit Sharing Plan who, prior to the Merger, were participants in the Predecessor Plan, pursuant to the Company&#8217;s registration statement on Form S-8 (Registration Statement No. 333-182863) which registered 5,000,000 shares of Common Stock and an indeterminate amount of plan interests to be offered under the Profit Sharing Plan.  </font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"><br></font></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="scfaf6d6a788f4a1eb273e75a81ba2f3e"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"><br></font></div><div style="line-height:174%;padding-bottom:16px;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">SIGNATURES</font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:12pt;"><font style="font-family:inherit;font-size:10pt;"></font><font style="font-family:inherit;font-size:12pt;font-weight:bold;">THE REGISTRANT.  </font><font style="font-family:inherit;font-size:12pt;">Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all the requirements for filing a Form S-8 and has duly caused this Post-Effective Amendment No. 1 to the Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Madison, State of New Jersey, on February 29, 2016.</font></div><div style="line-height:120%;padding-bottom:9px;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:56.0546875%;border-collapse:collapse;text-align:left;"><tr><td colspan="1"></td></tr><tr><td width="100%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Quest Diagnostics Incorporated</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:20px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="padding-top:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">By: </font><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Stephen H. Rusckowski</font><font style="font-family:inherit;font-size:12pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="padding-bottom:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Stephen H. Rusckowski</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">President and Chief Executive Officer</font></div></td></tr></table></div></div><div style="line-height:174%;padding-top:4px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Pursuant to the requirements of the Securities Act of 1933, this Post-Effective Amendment No. 1 to the Registration Statement has been signed on February 29, 2016 by the following persons in the capacities indicated.</font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:80.078125%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="45%"></td><td width="55%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Signatures</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Capacity</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Stephen H. Rusckowski      </font></div><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Stephen H. Rusckowski</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">President and Chief  Executive Officer and Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Mark J. Guinan                    </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Mark J. Guinan</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Senior Vice President and Chief Financial Officer</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Robert A. Klug                    </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Robert A. Klug</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Vice President, Corporate Controller and Chief Accounting Officer</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *</font><font style="font-family:inherit;font-size:12pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:12pt;">&#160;&#160;</font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">John C. Baldwin, M.D.</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *                       </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Jenne K. Britell, Ph.D</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Vicky B. Gregg</font><font style="font-family:inherit;font-size:12pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:12pt;">&#160;</font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Vicky B. Gregg</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="padding-top:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Jeffrey M. Leiden, M.D., Ph.D.   </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Jeffrey M. Leiden, M.D., Ph.D.</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="padding-top:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Timothy L. Main                 </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Timothy L. Main</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr></table></div></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="scfaf6d6a788f4a1eb273e75a81ba2f3e"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:96px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;font-weight:bold;">&#160;</font></div><div style="line-height:120%;padding-top:2px;text-align:center;font-size:12pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:75.9765625%;border-collapse:collapse;text-align:left;"><tr><td colspan="2"></td></tr><tr><td width="50%"></td><td width="50%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *                       </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Gary M. Pfeiffer</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="padding-top:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Timothy M. Ring               </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Timothy M. Ring</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *                      </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Daniel C. Stanzione, Ph.D.</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Chairman of the Board</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *                      </font></div><div style="text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Gail R. Wilensky, Ph.D.</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/                   *                      </font></div><div style="padding-bottom:2px;text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">John B. Ziegler</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Director</font></div></td></tr></table></div></div><div style="line-height:120%;padding-top:2px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-top:2px;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:11pt;">* By: </font><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ William J. O&#8217;Shaughnessy, Jr.</font></div><div style="line-height:120%;padding-top:2px;text-align:left;padding-left:36px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">William J. O&#8217;Shaughnessy, Jr.</font></div><div style="line-height:120%;padding-top:2px;text-align:left;padding-left:36px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">(Attorney-in-fact)</font></div><div style="line-height:120%;text-align:left;text-indent:96px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">THE PLAN.  </font><font style="font-family:inherit;font-size:12pt;">Pursuant to the requirements of the Securities Act of 1933, the administrator of The Profit Sharing Plan of Quest Diagnostics Incorporated has duly caused this Post-Effective Amendment No. 1 to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Madison, State of New Jersey, on February 29, 2016.</font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:12pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:40.625%;border-collapse:collapse;text-align:left;"><tr><td colspan="1"></td></tr><tr><td width="100%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Quest Diagnostics Incorporated</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:20px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="padding-top:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">By: </font><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">/s/ Jeffrey S. Shuman</font></div><div style="padding-bottom:2px;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;Jeffrey S. Shuman </font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Senior Vice President, Chief Human                Resources Officer</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr></table></div></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="scfaf6d6a788f4a1eb273e75a81ba2f3e"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:174%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;font-weight:bold;">EXHIBIT INDEX</font></div><div style="line-height:174%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Exhibit Number  </font><font style="font-family:inherit;font-size:10pt;">&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:12pt;">Exhibit</font></div><div style="line-height:174%;text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">====================================================================</font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">4.1**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">The Profit Sharing Plan of Quest Diagnostics Incorporated (Amendment and Restatement, effective as of January 1, 2016) (filed as an Exhibit to the Company&#8217;s annual report on Form 10-K for the year ended December 31, 2015 and incorporated herein by reference) (Commission File Number 001-12215)</font></div></td></tr></table><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">4.2**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Restated Certificate of Incorporation (filed as an Exhibit to the Company's current report on Form 8-K (Date of Report: May 20, 2014)  and incorporated herein by reference) (Commission File Number 001-12215)</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;text-indent:-48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">4.3**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Amended and Restated By-Laws of the Company (filed as an Exhibit to the Company's current report on Form 8-K (Date of Report: May 20, 2014) and incorporated herein by reference) (Commission File Number 001-12215)</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;text-indent:-48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">5.1**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Opinion of Shearman and Sterling, LLP (filed as an Exhibit to the Company&#8217;s registration statement on Form S-8 (filed July 26, 2012) (Registration No. 333-182863)</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;text-indent:-48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">5.2**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Determination Letter (filed as an Exhibit to the Company&#8217;s registration statement on Form S-8 (filed July 26, 2012) (Registration No. 333-182863)</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;text-indent:-48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">23.1*</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Consent of Independent Registered Public Accounting Firm</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;text-indent:-48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:12pt;padding-left:0px;"><font style="font-family:inherit;font-size:12pt;">24.1**</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Power of Attorney </font></div></td></tr></table><div style="line-height:174%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">====================================================================</font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">*Filed herewith </font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">** Previously filed</font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="sb37ed3f5c25c45f693454fb12c7cbfee"></a><div><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><br><div style="line-height:120%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Exhibit 23.1</font></div><div style="line-height:174%;text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:center;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;text-decoration:underline;">CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM</font></div><div style="line-height:174%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-157447) of our report dated February 26, 2016 relating to the financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in Quest Diagnostics Incorporated&#8217;s Annual Report on Form 10-K for the year ended December 31, 2015.</font></div><div style="line-height:174%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:left;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:left;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">Florham Park, New Jersey</font></div><div style="line-height:174%;text-align:left;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;">February 26, 2016</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div>	</body>
</html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
