<SEC-DOCUMENT>0001022079-23-000108-index.html : 20230519
<SEC-HEADER>0001022079-23-000108.hdr.sgml : 20230519
<ACCEPTANCE-DATETIME>20230519181336
ACCESSION NUMBER:		0001022079-23-000108
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20230517
FILED AS OF DATE:		20230519
DATE AS OF CHANGE:		20230519

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAIN TIMOTHY L
		CENTRAL INDEX KEY:			0001196744

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12215
		FILM NUMBER:		23941865

	MAIL ADDRESS:	
		STREET 1:		GATE NO 4, PLANT 10 / 11 GODREJ & BOYCE
		STREET 2:		PIROJSHANAGAR, LBS MARG, VIKHROLI (WEST)
		CITY:			MUMBAI, MAHARASHTRA
		STATE:			K7
		ZIP:			400079

ISSUER:		

	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

	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>4
<SEQUENCE>1
<FILENAME>wk-form4_1684534406.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wk-form4_1684534406.html

Document 1 - RAW XML: wk-form4_1684534406.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>powerofattorney_newmainx.htm
<DESCRIPTION>EX-24
<TEXT>
Document 2 - file: powerofattorney_newmainx.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>powerofattorney_newmainx001.jpg
<TEXT>
Document 3 - file: powerofattorney_newmainx001.jpg

</DOCUMENT>
</SEC-DOCUMENT>