Welcome to TRICARE West

Due to the COVID-19 outbreak, the Military Health System Nurse Advice Line is experiencing a larger than usual call volume, and wait times are long. They are working to reduce wait times. View frequently asked questions at www.tricare.mil/coronavirus.

West Region States

The TRICARE West Region includes the states of Alaska, Arizona, California, Colorado, Hawaii, Idaho, Iowa (except the Rock Island Arsenal area), Kansas, Minnesota, Missouri (except the St. Louis area), Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Texas (Amarillo, Lubbock and El Paso areas only), Utah, Washington, and Wyoming.