Search the UMP Preferred Drug List
Check if a drug is preferred, specialty, subject to other limits, requires preauthorization, or has less expensive alternatives.
- The UMP PDL may be updated at any time. Changes are posted online at least once a month. Be sure to check the tier of a drug before you fill a prescription, especially for a new drug, by using the UMP PDL or by calling Washington State Rx Services at 1-888-361-1611.
- Not all drugs are listed in the UMP PDL. If your drug isn't listed, call 1-888-361-1611.
Check how much you'll pay for covered prescription drugs.
UMP prescription drug customer service