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	Country-specific TRICARE Overseas phone numbers 24/7

Other Contractors	Phone Number
TRICARE For Life WPS Military and Veterans Health (U.S. and U.S. territories)	866-773-0404 TDD: 866-773-0405 5 a.m. Monday to 10 p.m. Friday (Central Time)
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.	CONUS: 844-653-4061 (TDD/TTY: 711) OCONUS (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 Pharmacy Program Express Scripts, Inc.	Stateside: 877-363-1303 Overseas (toll-free): 877-363-1303 Country-specific Express Scripts phone numbers Deployment Prescription Program: 855-215-4488
US Family Health Plan	Brighton Marine Health Center: 800-818-8589 CHRISTUS Health: 800-678-7347 Johns Hopkins Health Plans: 800-808-7347 (prospective members: 800-801-9322) Martin’s Point Health Care: 888-241-4556 Pacific Medical Centers (PacMed Clinics): 888-958-7347 St. Vincent Catholic Medical Centers: 800-241-4848
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	Defense Enrollment Eligibility Reporting System and benefit support: 800-538-9552 (TYY/TDD: 866-363-2883) Website support: 800-368-3665
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	800-874-2273, option 1 (in the U.S.) MHS Nurse Advice Line (in the U.S. and overseas)
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)	Eurasia-Africa Latin America and Canada Pacific
Women, Infants, and Children Overseas Program	Country-specific WIC phone numbers

Important milConnect Update

myAuth is replacing DS Logon for milConnect access. Learn more about the myAuth transition.

Attention TRICARE Users: myAuth will roll out in phases. This began with milConnect and ID Card Office Online on May 21. Over time, all DOD applications that use DS Logon will transition to myAuth.

Last Updated 9/25/2025