<SEC-DOCUMENT>0001022079-16-000298-index.html : 20160621
<SEC-HEADER>0001022079-16-000298.hdr.sgml : 20160621
<ACCEPTANCE-DATETIME>20160621161813
ACCESSION NUMBER:		0001022079-16-000298
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20151231
FILED AS OF DATE:		20160621
DATE AS OF CHANGE:		20160621

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:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12215
		FILM NUMBER:		161724586

	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>11-K
<SEQUENCE>1
<FILENAME>dgx12312015profitsharingpl.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: dgx12312015profitsharingpl.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23
<SEQUENCE>2
<FILENAME>dgx12312015ex23-consentfor.htm
<DESCRIPTION>EXHIBIT 23
<TEXT>
Document 2 - file: dgx12312015ex23-consentfor.htm

</DOCUMENT>
</SEC-DOCUMENT>