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For Employees

How to Access Your Prescription Benefits

First Choice
Medical Benefits
  • 888-889-1112: Puget Sound Region Employees
  • 888-299-1033: Inland Northwest Region Employees
Via MHSNet
  • Log on to the Employee Resource Center. Click on "Benefits" and view Contacts under any of the available medical plans.
Additional Phone Numbers
  • Pre-Certification of Services 800-808-0450
  • Mental Health / Chemical Dependency 800-640-0450
Navitus Logo
Customer Service Number:
866-333-2757
24 hours a day, 7 days a week
Via Web
  • Go to www.navitus.com
  • Mailing address:
    • Navitus Health Solutions

      PO Box 999

      Appleton, WI 54912-0999

Via MHSNet
  • Log on to the Employee Resource Center. Click on "Benefits" and view Contacts under any of the available medical plans.

*NOTE: Some drugs may require Prior Authorization or may be subject to Step Therapy which requires you to try lower cost alternatives before high cost brand name drugs. Review the Formulary in the Employee Resource Center (must be on the MultiCare network) for more information.

Fill Specialty Medications at MultiCare Pharmacy

Specialty Medications are being provided exclusively at MultiCare Pharmacy. ​

How Do I Get More Information?

You can obtain prescription benefit and drug coverage detail to assist you in understanding your prescription plan better, as well as view comprehensive health information by accessing the MultiCare plan information in the Employee Resource Center

Rest assured that MultiCare and Navitus are working together to provide you with safe, cost-effective, and high quality drug therapy. If you have any questions about your pharmacy program, please contact a Navitus at 866-333-2757.


For 24/7 Pharmacy Support, call 253-403-2403.