Exhibit 23.1



                       CONSENT OF INDEPENDENT ACCOUNTANTS

     We hereby  consent to the  incorporation  by reference in the  Registration
Statements on Form S-8 Nos. 33-64094,  33-64278 and 33-93106 of Express Scripts,
Inc. of our report dated  February 7, 1997,  appearing  in the Annual  Report to
Shareholders  which is  incorporated in this Annual Report on Form 10-K. We also
consent  to the  incorporation  by  reference  of our  report  on the  Financial
Statement  Schedule,  which appears in this Form 10-K.

 /s/ Price  Waterhouse LLP
PRICE WATERHOUSE LLP 
St. Louis, Missouri 
March 26, 1997