Define and discuss each type of managed care organization (MCO)—health maintenance organization (HMO), preferred provider organization (PPO), and point of sale (POS).Managed CareIn the United States, managed care is becoming an increasingly popular method of administering healthcare. It influences the clinical behavior of providers, as it combines the payment and delivery of healthcare into a single system, the purpose of which is to control the cost, quality, and access of healthcare services for a single bracket of health plan enrollees (Scutchfield, Lee,