    <SEC-DOCUMENT>0000856982-18-000005-index.html : 20180228
    <SEC-HEADER>0000856982-18-000005.hdr.sgml : 20180228
    <ACCEPTANCE-DATETIME>20180228164642
    ACCESSION NUMBER:		0000856982-18-000005
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		25
    CONFORMED PERIOD OF REPORT:	20180228
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20180228
    DATE AS OF CHANGE:		20180228

    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:		18651910

    	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>
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    <SEQUENCE>1
    <FILENAME>a02282018-8k.htm
    <DESCRIPTION>8-K
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    <SEQUENCE>2
    <FILENAME>earningreleaseq42017.htm
    <DESCRIPTION>EXHIBIT 99.1
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    <FILENAME>investorpresentation1231.htm
    <DESCRIPTION>EXHIBIT 99.2
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    <SEQUENCE>24
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