As the most widely-used textbook on managed care, Essentials of Managed Health Care provides an authoritative and comprehensive overview of the key strategic, tactical, and operational aspects of managed health care and health insurance. With a primary focus on the commercial sector, the book also addresses managed health care in Medicare, Medicaid, and military medical care. An historical overview and a discussion of taxonomy and functional differences between different forms of managed health care provide the framework for the operational aspects of the industry as well.