TRICARE Phone Numbers: 2026 Directory & Regional Contacts

A complete directory of current 2026 TRICARE phone numbers for the East and West regions, pharmacy, dental, and nurse advice lines.

TRICARE Phone Numbers: 2026 Directory & Regional Contacts

*Note: TRICARE.com is an independent reference site and is not affiliated with the official TRICARE program or the Department of Defense. For official policy and the most current data, visit TRICARE.mil.*

## Quick answer The primary phone number for TRICARE depends on your region: call **Humana Military (1-800-444-5445)** for the East Region or **TriWest Healthcare Alliance (1-888-874-9378)** for the West Region. For pharmacy issues, contact **Express Scripts (1-877-363-1303)**, and for 24/7 medical advice, call the **Nurse Advice Line at 1-800-874-2273**.

In detail

TRICARE is managed by different contractors based on geography and the type of benefit you are using. Because there is no single "main" number that handles every issue, you must call the specific contractor assigned to your region or benefit.

### Regional Managed Care Support Contractors Effective January 1, 2025, under the T-5 contract, TriWest took over the West Region. Ensure you are using the updated contact information for 2026.

### Specialty Hotlines * **Nurse Advice Line (NAL):** 1-800-TRICARE (1-800-874-2273), Option 1. Available 24/7 to speak with a registered nurse for triage and care recommendations. * **DEERS Support:** 1-800-538-9552. Call the Defense Manpower Data Center (DMDC) to update your eligibility or address. * **TRICARE For Life (TFL):** 1-866-773-0404. Specifically for Medicare-wraparound coverage questions.

### Overseas Contacts If you are stationed or traveling outside the U.S., call **International SOS**. * **Eurasia-Africa:** +44-20-8762-8384 * **Latin America/Canada:** +1-215-942-8393 * **Pacific (Singapore):** +65-6339-2676

## Who this applies to * **Active Duty Service Members (ADSMs):** Use regional numbers for specialty care referrals and United Concordia for dental. * **Active Duty Family Members (ADFMs):** Use regional numbers to check authorization status for TRICARE Prime or Select. * **Retirees and Families:** Use regional numbers for enrollment and billing; call TFL if age 65 or older. * **Guard/Reserve:** Use regional numbers to manage TRICARE Reserve Select (TRS) monthly premiums.

## Common scenarios * **Checking a Referral:** An Army family in Texas (West Region) wants to see if their child's dermatology referral is approved. They call TriWest at **1-888-874-9378**. There is no cost for this call. * **Prescription Question:** A retiree in Florida (East Region) needs to know why their 90-day supply of maintenance medication didn't arrive. They call Express Scripts at **1-877-363-1303**. * **After-Hours Fever:** A spouse in Virginia (East Region) has a child with a 102-degree fever at 2:00 AM. They call the Nurse Advice Line at **1-800-874-2273** to determine if they should go to the ER or wait for an Urgent Care visit (where a $0–$38 copay might apply in 2026 depending on the plan).

## Related terms * **DEERS:** The Defense Enrollment Eligibility Reporting System; the database that proves you are eligible for TRICARE. * **T-5 Contract:** The 2025-2026 generation of TRICARE contracts that shifted West Region management to TriWest. * **Beneficiary Web Enrollment (BWE):** The online portal used to switch plans, often used instead of calling. * **Regional Contractor:** The private company (Humana or TriWest) hired by the government to manage the TRICARE network. * **Express Scripts:** The company that manages the TRICARE Pharmacy Home Delivery and retail network.

## Sources * **TRICARE Contact Us Page:** https://www.tricare.mil/ContactUs/CallUs * **Humana Military (East):** https://www.humanamilitary.com/ * **TriWest Healthcare Alliance (West):** https://www.triwest.com/ * **Express Scripts TRICARE Pharmacy:** https://militaryrx.express-scripts.com/contact-us