Company:  MCKESSON CORP (MCK)
Form Type:  S-8 POS
Filing Date:  4/30/2012 
CIK:  0000927653 
Address:  ONE POST ST
MCKESSON PLAZA
 
City, State, Zip:  SAN FRANCISCO, California 94104 
Telephone:  (415) 983-8300 
Fiscal Year:  03/31 
Last Trade
Last Trade: 
$117.28  
Change: 
-0.27 (-0.23%)  
Trade Time: 
May 23  
Market Cap: 
$26.58B
Description of Business
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  FORM S-8 POS
    Per-Se Technologies, Inc. Deferred Stock Unit Plan
    EXPLANATORY NOTE
      Item 8. Exhibits
    SIGNATURES
  EXHIBIT 24.1
    POWER OF ATTORNEY