Commonwealth Health Plans focuses on the managed care industry. It presents two years of data and discusses benchmarking against primary competitors as well as the industry. Commonwealth Health Pans in one of Virginia's largest managed care organizations (MCOs). In fact, it is the largest of the state's not-for-profit MCOs. It offers prepaid health coverage to more than 500,000 members in 17 counties, including the following major cities: Richmond, Norfolk, Virginia Beach Arlington, Alexandra, and Roanoke