Medicare Plan Resources

Benefit Highlight Charts

Plan Documents

  • Summary of Benefits
  • Evidence of Coverage
  • Annual Notice of Changes
  • Provider and pharmacy directories and more

Pharmacy and Formulary

  • Part D Formulary
  • Pharmacy directory
  • Mail-order and Rx refills
  • Medicare Medication Therapy Management (MTM) Program
  • Extra Help Premium Summary and more

Mail-order pharmacy

1-800-245-7979 (TTY 711), Monday through Friday, 7:30 a.m. to 7 p.m., Saturday and Sunday, 8 a.m. to 4:30 p.m.

Part D Rx claims processing

Mail request for payment of Part D drugs together with any bills or receipts to us at this address:

Optum Rx
P.O. Box 650287
Dallas, TX 75265-0287
 

Online Provider Search

Member Support Center

Premium payment options

Mail:
Kaiser Foundation Health Plan of Washington
P.O. Box 740008
Los Angeles, CA 90074-0008

Online:
kp.org/wa/mypremium

Phone:
1-844-632-2045 (24/7)
1-866-537-6133 (Monday through Friday, 8 a.m. to 8 p.m.)

Medical claims processing

Mail requests for payment of medical care together with any bills or paid receipts to us at this address:

Kaiser Permanente
P.O. Box 30766
Salt Lake City, UT 84130-0766

Appeals for medical care or Part D prescription drugs

Kaiser Permanente
Medicare Appeals Coordinator
P.O. Box 34593
Seattle, WA 98124-1593