This U.S. industry comprises establishments with physicians and other medical staff primarily engaged in providing a range of outpatient medical services to the health maintenance organization (HMO) subscribers with a focus generally on primary health care. These establishments are owned by the HMO. Included in this industry are HMO establishments that both provide health care services and underwrite health and medical insurance policies.

Including:

• Group hospitalization plans providing health care services
• Health maintenance organization (HMO) medical centers and clinics
• HMO (health maintenance organization) medical centers and clinics