Welcome to TRICARE West
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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.
Were you looking for information about Health Net of California? Separate from Health Net Federal Services, but also under the Centene umbrella, Health Net of California provides government-sponsored health plans to more than 3 million Californians. Visit Health Net’s website to learn more.