Mail Order

For the convenience of our plan sponsors and members, SilverbackRx offers mail order service through Walmart Home Delivery. Walmart Home Delivery provides eligible members with an easy and affordable option for maintenance medications.

First Time Ordering?

To use Walmart Home Delivery for the first time, you will need to set up an account.  You can set up your account by calling Walmart Customer Service at 800-273-3455 (press option 1, then option 2, then press 0). An account representative will ask you the following:

  • The name of your insurance coverage.��(Your pharmacy insurance coverage is through SilverbackRx  which is printed on your card.)
  • Your group number, which can be found on your card
  • Your name, address, birthdate, etc.

When your account is set up, your provider can call in or fax in your prescriptions

  • By phone: your provider must call Walmart Customer Service at 800-273-3455 and speak to a pharmacist
  • By fax: your provider my fax in your prescription to Walmart Home Delivery at 800-406-8976       

Prescription Refills

You may order refills on Walmart’s website, or call the Walmart customer service center at 800-273-3455.  Please allow 10 to 14 days for prescription delivery. 

Questions About Your Medications?

 Pharmacists are available from 7 AM to 7PM CST, Monday through Friday, and from 9 PM to 1 PM on Saturday, by calling 800-273-3455.


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