Imperial Health Plan operates in 23 California counties. Established by a physician, it has grown over the past four years across California. Imperial Insurance Companies operates in five states and a total of 23 counties and combined. And like our sister plan Imperial Health Plan, Imperial Insurance Companies operates with the perspective of patients and their providers. Established by a physician, it has grown over the past three years across the Southwest region of the United States. Both plans honor our mission to – Deliver valuable care so that our members are healthy in mind, body and spirit to achieve their inherent potential.