A health maintenance organization (HMO) is a/an Question 2 options: preventative care service plan that promotes wellness and increases the overall cost of medical care. management plan that manages patient health care services by billing a monthly capitation amount paid by the insured. alternative comprehensive health care service plan based on voluntarily enrolled members on a prepaid basis. open wellness program that doesn't require a PCP assigned, with subscribers being responsible for coordinating their own health care services.