Managed care organization (MCO)
an organization that combines the functions of health insurance, delivery of care, and administration. Examples include the independentpractice association, third-party administrator, management service organization, and physician-hospital organization.
Mosby’s Medical Dictionary, 9th edition. © 2009, Elsevier.

Health insurance A health care delivery system consisting of affiliated and/or ownedhospitals, physicians and others which provide a wide range of coordinated health services; an umbrella term for health plans that providehealth care in return for a predetermined monthly fee and coordinate care through a defined network of physicians and hospitals ExamplesHMO, POS. See HMO, Point of service plan, PPOs.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.