Call Us

The tables below list contact information for all TRICARE-related contractors, partners, and Military Health System resources.

Not sure who to call? Use our Call Us Wizard to find the right phone number.

Have questions? Check out our FAQs.

Regional Contractors Phone Number
TRICARE East Region
Humana Military
  • 800-444-5445

  • 8 a.m. to 6 p.m. ET and CT, Monday–Friday
TRICARE West Region
TriWest Healthcare Alliance
  • 888-TRIWEST (874-9378)
  • 8 a.m. to 6 p.m. in your time zone (CT, MT, PT, Alaska Time, and Hawaii-Aleutian Time), excluding federal holidays
TRICARE Overseas
International SOS Government Services, LLC

 

Other Contractors Phone Number
TRICARE Pharmacy Program
Express Scripts, Inc.
Active Duty Dental Program
United Concordia Companies, Inc.
  • 866-984-2337

  • 6 p.m. Sunday to 10 p.m. Friday (Eastern Time)

  • 8 a.m. to 5 p.m. Saturday (Eastern Time)

TRICARE Dental Program
United Concordia Companies, Inc.
  • CONUS50 United States, the District of Columbia, American Samoa, Guam, the Northern Mariana Islands, Puerto Rico, and the U.S. Virgin Islands: 844-653-4061 (TDD/TTY: 711)
  • OCONUSAreas outside of the 50 United States, the District of Columbia, American Samoa, Guam, the Northern Mariana Islands, Puerto Rico, and the U.S. Virgin Islands (toll-free): 844-653-4060
  • OCONUS (toll): +1-717-888-7400
  • Fraud hotline: 877-968-7455
  • 6 p.m. Sunday to 10 p.m. Friday (Eastern Time)
TRICARE For Life
(U.S. and U.S. territories)
WPS Government Services
  • 866-773-0404
  • TDD: 866-773-0405
  • 5 a.m. Monday to 10 p.m. Friday (Central Time)
  • For pharmacy questions, call Express Scripts, Inc. (see above)

US Family Health Plan 

TRICARE Prime Demo

CareSource Military & Veterans:

  • 833-230-2080
  • Only available in the Atlanta, Georgia, and Tampa, Florida, metropolitan areas
  • 8 a.m. to 6 p.m. ET, Monday–Friday
  • 24/7 voicemail support
Continued Health Care Benefit Program 800-444-5445
Military OneSource 800-342-9647

 

Government Partners Phone Number
Computer/Electronic Accommodations Program
  • 703-614-8416
  • Videophone: 571-384-5629
DMDC/DEERS Support Office
Federal Employees Dental and Vision Insurance Program BENEFEDS
Service Personnel Components Service Personnel Component numbers

 

Other MHS Resources Contact Information
Military hospitals and clinics Find a military hospital or clinic.
Beneficiary Counseling and Assistance Coordinators Find a BCAC by location.
Crisis hotlines Crisis hotline numbers
Combat-Related Disability Travel Benefit Program 844-204-9351, option 3
Debt Collection Assistance Officers Find a DCAO by location.
MHS Centers of Excellence MHS Centers of Excellence locations
MHS Nurse Advice Line
Military Medical Support Office at Defense Health Agency–Great Lakes 888-647-6676
TRICARE Health Plan Office 844-204-9351
TRICARE Prime Travel Benefit Program

844-204-9351, option 3
TRICARE Service Centers (overseas only)
Women, Infants, and Children Overseas Program Country-specific WIC phone numbers

Last Updated 12/16/2025