AmerisourceBergen Corporation
	1300 Morris Drive
	Chesterbrook, PA 19087-5594
	www.amerisourcebergen.com
	Phone 610.727.7000
	March 11, 2020

Ms. Aamira Chaudhry

United States Securities and Exchange Commission

Division of Corporation Finance

Office of Trade & Services

Washington, D.C. 20549

Re: SEC Comment Letter dated February 27, 2020

AmerisourceBergen Corporation

Form 10-K for Fiscal Year Ended September 30, 2019

Filed November 19, 2019

File No. 001-16671

Dear Ms. Chaudhry:

We hereby acknowledge receipt of the above referenced letter. Per my voice mail, we hereby confirm that we will respond to the above referenced letter on or before March 26, 2020. If you have any questions or need any additional information, please contact me at (610) 727-7144 or via email at lkrikorian@amerisourcebergen.com.

Sincerely,

/s/ Lazarus Krikorian

Lazarus Krikorian

Senior Vice President and

Chief Accounting Officer