Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - EXPRESS SCRIPTS INCFinancial_Report.xls
10-Q - FORM 10-Q - EXPRESS SCRIPTS INCc57451e10vq.htm
EX-3.2 - EX-3.2 - EXPRESS SCRIPTS INCc57451exv3w2.htm
EX-32.2 - EX-32.2 - EXPRESS SCRIPTS INCc57451exv32w2.htm
EX-31.2 - EX-31.2 - EXPRESS SCRIPTS INCc57451exv31w2.htm
EX-31.1 - EX-31.1 - EXPRESS SCRIPTS INCc57451exv31w1.htm
         
Exhibit 32.1
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AND EXCHANGE ACT RULE 13a-14(b)
     In connection with the accompanying Form 10-Q (the “Report”) of Express Scripts, Inc. (the “Company”) for the period ended March 31, 2010, I, George Paz, Chairman, President and Chief Executive Officer of the Company, certify, to the best of my knowledge, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, and Exchange Act Rule 13a-14(b) that:
  (1)   The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
 
  (2)   The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
         
     
  BY:   /s/ George Paz    
    George Paz   
    Chairman, President and
Chief Executive Officer
Express Scripts, Inc. 
 
 
Date: April 28, 2010

36