    <SEC-DOCUMENT>0000856982-18-000072-index.html : 20181025
    <SEC-HEADER>0000856982-18-000072.hdr.sgml : 20181025
    <ACCEPTANCE-DATETIME>20181025164130
    ACCESSION NUMBER:		0000856982-18-000072
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		20
    CONFORMED PERIOD OF REPORT:	20181025
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20181025
    DATE AS OF CHANGE:		20181025

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MERIT MEDICAL SYSTEMS INC
    		CENTRAL INDEX KEY:			0000856982
    		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
    		IRS NUMBER:				870447695
    		STATE OF INCORPORATION:			UT
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-18592
    		FILM NUMBER:		181139380

    	BUSINESS ADDRESS:
    		STREET 1:		1600 WEST MERIT PARK WAY
    		CITY:			SOUTH JORDAN
    		STATE:			UT
    		ZIP:			84095
    		BUSINESS PHONE:		8012531600

    	MAIL ADDRESS:
    		STREET 1:		1600 WEST MERIT PARKWAY
    		CITY:			SOUTH JORDAN
    		STATE:			UT
    		ZIP:			84095
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a10252018-8k.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: a10252018-8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>earningreleaseq32018.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: earningreleaseq32018.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>investorpresentationq320.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: investorpresentationq320.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>a2015mmsilogoaa40.jpg
    <TEXT>
    Document 4 - file: a2015mmsilogoaa40.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>investorpresentationq320001.jpg
    <TEXT>
    Document 5 - file: investorpresentationq320001.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>investorpresentationq320002.jpg
    <TEXT>
    Document 6 - file: investorpresentationq320002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>investorpresentationq320003.jpg
    <TEXT>
    Document 7 - file: investorpresentationq320003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>investorpresentationq320004.jpg
    <TEXT>
    Document 8 - file: investorpresentationq320004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>investorpresentationq320005.jpg
    <TEXT>
    Document 9 - file: investorpresentationq320005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>investorpresentationq320006.jpg
    <TEXT>
    Document 10 - file: investorpresentationq320006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>investorpresentationq320007.jpg
    <TEXT>
    Document 11 - file: investorpresentationq320007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>investorpresentationq320008.jpg
    <TEXT>
    Document 12 - file: investorpresentationq320008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>investorpresentationq320009.jpg
    <TEXT>
    Document 13 - file: investorpresentationq320009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>investorpresentationq320010.jpg
    <TEXT>
    Document 14 - file: investorpresentationq320010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>investorpresentationq320011.jpg
    <TEXT>
    Document 15 - file: investorpresentationq320011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>investorpresentationq320012.jpg
    <TEXT>
    Document 16 - file: investorpresentationq320012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>investorpresentationq320013.jpg
    <TEXT>
    Document 17 - file: investorpresentationq320013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>investorpresentationq320014.jpg
    <TEXT>
    Document 18 - file: investorpresentationq320014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>investorpresentationq320015.jpg
    <TEXT>
    Document 19 - file: investorpresentationq320015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>letterheadpressreleasea07.jpg
    <TEXT>
    Document 20 - file: letterheadpressreleasea07.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>