health maintenance organization (HMO)

Popular Terms
US medical firm funded under Public Health Services Act of 1973. It provides basic and long-term health maintenance and care to voluntary members through a network of doctors, hospitals, and other medical professionals, usually coordinated by a physician chosen by the member from a panel. The enrollees pay a fixed periodic fee for which they are entitled to diagnostic and treatment services including hospitalization, surgery, and prescription medicine, without regard to the cost. HMOs also offer supplemental services such as dental, ocular and optometric, and psychiatric care. An HMO is a type of managed care organization (MCO).

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