<SEC-DOCUMENT>0000947871-19-000202-index.html : 20190312
<SEC-HEADER>0000947871-19-000202.hdr.sgml : 20190312
<ACCEPTANCE-DATETIME>20190312164652
ACCESSION NUMBER:		0000947871-19-000202
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20190312
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20190312
DATE AS OF CHANGE:		20190312

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12215
		FILM NUMBER:		19675624

	BUSINESS ADDRESS:	
		STREET 1:		500 PLAZA DRIVE
		CITY:			SECAUCUS
		STATE:			NJ
		ZIP:			07094
		BUSINESS PHONE:		9735202700

	MAIL ADDRESS:	
		STREET 1:		500 PLAZA DRIVE
		CITY:			SECAUCUS
		STATE:			NJ
		ZIP:			07094

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORNING CLINICAL LABORATORIES INC
		DATE OF NAME CHANGE:	19960903
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>ss128814_8k.htm
<DESCRIPTION>CURRENT REPORT
<TEXT>
Document 1 - file: ss128814_8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.1
<SEQUENCE>2
<FILENAME>ss128814_ex0101.htm
<DESCRIPTION>UNDERWRITING AGREEMENT
<TEXT>
Document 2 - file: ss128814_ex0101.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.2
<SEQUENCE>3
<FILENAME>ss128814_ex0402.htm
<DESCRIPTION>NINETEENTH SUPPLEMENTAL INDENTURE
<TEXT>
Document 3 - file: ss128814_ex0402.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>4
<FILENAME>ss128814_ex0501.htm
<DESCRIPTION>OPINION OF SHEARMAN & STERLING LLP
<TEXT>
Document 4 - file: ss128814_ex0501.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>5
<FILENAME>ss128814_ex9901.htm
<DESCRIPTION>PRESS RELEASE
<TEXT>
Document 5 - file: ss128814_ex9901.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>image01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: image01.jpg

</DOCUMENT>
</SEC-DOCUMENT>