Your Contacts

TRICARE East Region

Humana Military

800-444-5445

TRICARE East Region Website


TRICARE West Region

TriWest Healthcare Alliance

888-TRIWEST (874-9378)

TRICARE West Region Website


TRICARE Overseas Region

International SOS Government Services, LLC

Country-Specific Toll-Free Numbers

TRICARE Overseas Region Website


TRICARE For Life

U.S. and U.S. Territories:
WPS Government Services
866-773-0404
(TDD: 866-773-0405)

All Other Overseas Areas:
International SOS Government Services, LLC
Country-Specific Toll-Free Numbers


View More Contacts

Book Appointments

  • Your rules for booking appointments are based on which plan you’re using.
  • Active duty service members have specific rules.

Choose from the following for details about your plan:

Not sure if you need an appointment?

Call the Nurse Advice Line at 1-800-TRICARE (Option 1) and speak to a registered nurse day or night. Ask questions, get healthcare advice, or find out if you should get care.

Last Updated 11/27/2024