UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities

Exchange Act of 1934 (Amendment No.     )

    Filed by the Registrant ☐    Filed by a Party other than the Registrant

Check the appropriate box:
☐	Preliminary Proxy Statement
☐	CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2))
☐	Definitive Proxy Statement
	Definitive Additional Materials
☐	Soliciting Material Pursuant to §240.14a-12

McKESSON CORPORATION

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):
	No fee required.
☐	Fee paid previously with preliminary materials.
☐	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11.

You invested in MCKESSON CORPORATION and it’s time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the shareholder meeting to be held on July 21, 2023.

Get informed before you vote

View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to July 7, 2023. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

*Please check the meeting materials for any special requirements for meeting attendance.

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Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT

This is an overview of the proposals being presented at the

upcoming shareholder meeting. Please follow the instructions on

the reverse side to vote these important matters.

Voting Items		Board Recommends
1.	Election of eleven directors for a one-year term.
	Nominees:
1a.	Richard H. Carmona, M.D.	For
1b.	Dominic J. Caruso	For
1c.	W. Roy Dunbar	For
1d.	James H. Hinton	For
1e.	Donald R. Knauss	For
1f.	Bradley E. Lerman	For
1g.	Linda P. Mantia	For
1h.	Maria Martinez	For
1i.	Susan R. Salka	For
1j.	Brian S. Tyler	For
1k.	Kathleen Wilson-Thompson	For
2.	Ratification of Appointment of Deloitte & Touche LLP as the Company’s Independent Registered Public Accounting Firm for Fiscal Year 2024.	For
3.	Advisory vote on executive compensation.	For
4.	Advisory vote on the frequency of the advisory vote on executive compensation.	Year
5.	Shareholder proposal requesting shareholder ratification of termination pay.	Against

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