    <SEC-DOCUMENT>0001062993-21-008491-index.html : 20210913
    <SEC-HEADER>0001062993-21-008491.hdr.sgml : 20210913
    <ACCEPTANCE-DATETIME>20210913101959
    ACCESSION NUMBER:		0001062993-21-008491
    CONFORMED SUBMISSION TYPE:	3
    PUBLIC DOCUMENT COUNT:		2
    CONFORMED PERIOD OF REPORT:	20210911
    FILED AS OF DATE:		20210913
    DATE AS OF CHANGE:		20210913

    REPORTING-OWNER:

    	OWNER DATA:
    		COMPANY CONFORMED NAME:			Emerson Kevin
    		CENTRAL INDEX KEY:			0001881036

    	FILING VALUES:
    		FORM TYPE:		3
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13252
    		FILM NUMBER:		211248876

    	MAIL ADDRESS:
    		STREET 1:		6555 NORTH STATE HWY 161
    		CITY:			IRVING
    		STATE:			TX
    		ZIP:			75039

    ISSUER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MCKESSON CORP
    		CENTRAL INDEX KEY:			0000927653
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-DRUGS PROPRIETARIES & DRUGGISTS' SUNDRIES [5122]
    		IRS NUMBER:				943207296
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0331

    	BUSINESS ADDRESS:
    		STREET 1:		6555 STATE HIGHWAY 161
    		CITY:			IRVING
    		STATE:			TX
    		ZIP:			75039
    		BUSINESS PHONE:		972-446-4800

    	MAIL ADDRESS:
    		STREET 1:		6555 STATE HIGHWAY 161
    		CITY:			IRVING
    		STATE:			TX
    		ZIP:			75039

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MCKESSON HBOC INC
    		DATE OF NAME CHANGE:	19990115

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MCKESSON CORP
    		DATE OF NAME CHANGE:	19950209

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	SP VENTURES INC
    		DATE OF NAME CHANGE:	19940728
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>3
    <SEQUENCE>1
    <FILENAME>form3.xml
    <DESCRIPTION>INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
    <TEXT>
    Document 1 - file: form3.html

    Document 1 - RAW XML: form3.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-24.1
    <SEQUENCE>2
    <FILENAME>exhibit24-1.htm
    <DESCRIPTION>POA
    <TEXT>
    Document 2 - file: exhibit24-1.htm

    </DOCUMENT>
    </SEC-DOCUMENT>