TriWest Healthcare Alliance is a Phoenix, Arizona based corporation with a single line of business: administering the United States Department of Defense (DoD) TRICARE program in the 21-state TRICARE West Region.
TriWest Healthcare Alliance is a Phoenix, Arizona based corporation owned by an alliance of 16 Blue Cross Blue Shield franchises and two university hospitals. TriWest has a single line of business providing health benefits under the United States Department of Defense (DoD) TRICARE program in the 21-state TRICARE West Region.