Prescriptions
Plan Participants enrolled in a medical plan offered by MUS Benefits Plan are automatically enrolled in the Prescription Drug Plan. There is no separate premium cost. Plan Participants who take prescription drugs on a maintenance schedule may purchase up to a 90-day supply of medicine through the Pharmacare Mail Service or Ridgeway Mail Service.
- MedImpact Customer Service: 1-888-648-6764
- Ask-A-Pharmacist: 1-888-527-5879
Medvantax Mail Order Pharmacy Services
- Customer Service: 1-877-870-6668
- MedVantax Mail Order Form (PDF)
2824 US Hwy 93 North
Victor, MT 59875
- Customer Service: 1-800-630-3214
- Fax: 406-642-6050
- Ridgeway Mail Order Form (PDF)

