The Nurse Advice Line is available to all TRICARE beneficiaries in the U.S., except those enrolled in US Family Health Plan. Beneficiaries who live overseas can call the Nurse Advice Line for health care advice while traveling in the U.S., but must coordinate care with their Overseas Regional Call Center. For more information, call Call 1-800-TRICARE (874-2273), Option 1. (TRICARE Communications graphic)