Contact Us


Contact Information

How can we better serve you?

We value your opinion and want to make managing your prescription benefits a smooth process. We're here to help you answer questions and gather any feedback electronically, by phone or mail. Give us a call.

If you are having a medical crisis, please call 911, or contact your local emergency assistance service immediately.

For technical website issues: 1-800-788-4863 
TTY (for the hearing impaired): 711


General Question Contacts: 
Walmart or Sam’s Club pharmacists are available during store hours to answer questions about your prescriptions.

For general information about your pharmacy benefits including coverage and cost questions, please contact OptumRx Customer Service: 1-844-705-7493


Specialty Pharmacy Contacts: 
Walmart Specialty Pharmacy: 1-800-284-9770 
9600 Parksouth Court East, 
Suite 120 
Orlando, Fl 32837 
https://www.walmart.com/specialtypharmacy

OptumRx Specialty Pharmacy: 1-877-838-2926


Mail Order/Home Delivery Contacts: 
Walmart Mail Order: 1-866-855-0740 
1025 West Trinity Mills Road 
Carrollton, TX 75006 
https://www.walmart.com/cp/pharmacy-mail-order/1042239

OptumRx Home Delivery: 1-844-705-7493

If you are an OptumRx home delivery customer, pharmacists are available 24 hours a day, 7 days a week to answer questions or address concerns.

Other Contacts:

Fraud, Waste and Abuse:reportrxfraud@optum.com

Mailing address for claim reimbursement 
OptumRx 
PO Box 509075 
San Diego, CA 92150-9075

Corporate office 
OptumRx 
11000 Optum Cir
Eden Prairie, MN 55344-2503

Pharmacy data 
Choose your pharmacy 
We give general information about pharmacies. We do not endorse a pharmacy, doctor or health care worker. The directory is correct at the time of update. Pharmacies may have been added or removed from our network after the last update. To confirm if a pharmacy is in the network, call the pharmacy or the phone number on your ID card.

Paper directory requests 
Members can get a paper copy of the directory at no cost by calling the phone number on their ID card. Paper copies are not available to non-members.

About network pharmacies 
All network pharmacies must meet National Committee for Quality Assurance credentialing standards. They must supply updated information to OptumRx at least every 3 years. If you have any questions about a network pharmacy, contact the pharmacy or call the phone number on your ID card.

Demographic information 
Network pharmacies must confirm some information to OptumRx at least every 3 years (name, address, phone number, gender, languages spoken) for the directory. OptumRx reviews all this information at least every 3 years for credentialing.

Language 
Language(s), other than English, that a pharmacy or staff can speak. This is reported by the pharmacy to OptumRx at least every 3 years for credentialing.