UnitedHealth Group Incorporated operates as a health care company in the United States and internationally. It operates through four segments: Optum Health, Optum Insight, Optum Rx; and UnitedHealthcare. The Optum Health segment provides care delivery, care management, wellness and consumer engagement, and health financial services with patients, consumers, care delivery systems, providers, employers, payers, and public-sector entities. The Optum Insight segment offers software and information products, advisory consulting arrangements, and managed services outsourcing contracts to hospital systems, physicians, health plans, public entities, life sciences companies and other organizations. The Optum Rx segment provides pharmacy care services and programs, including retail network contracti…