Pharmacy Appeals

You may file an appealThe action you take if you don’t agree with a decision made about your benefit. if you disagree with a decision on your pharmacy benefit. This includes if the following is denied:

  • Your pharmacy claim
  • Your request for medical necessity
  • Pre-authorization

Your appeal must:

  • Be in writing and signed
  • State specifically why you disagree
  • Include a copy of the claim decision
  • Be postmarked or received by Express Scripts within a deadline of 90 calendar days from the date of the decision to appeal

Express Scripts, Inc.
P.O. Box 60903
Phoenix, AZ 85082-0903

You may submit more documentation to support your appeal. If you're still waiting for more documentation before the deadline, don’t miss the deadline. Submit your appeal with a statement that you'll submit more documentation at a later date (include the expected date). 

When we receive your request, we'll review the decisions related to your entire course of treatment.

Last Updated 5/22/2025