<SEC-DOCUMENT>0001022079-17-000199-index.html : 20171023
<SEC-HEADER>0001022079-17-000199.hdr.sgml : 20171023
<ACCEPTANCE-DATETIME>20171023163328
ACCESSION NUMBER:		0001022079-17-000199
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20171023
DATE AS OF CHANGE:		20171023
EFFECTIVENESS DATE:		20171023

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
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-221076
		FILM NUMBER:		171149246

	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>S-8
<SEQUENCE>1
<FILENAME>dgxs-8102317.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: dgxs-8102317.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>ex51_dgxs-8.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: ex51_dgxs-8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>ex231_dgxs-8.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 3 - file: ex231_dgxs-8.htm

</DOCUMENT>
</SEC-DOCUMENT>