UnitedHealth Group is a diversified health care company. It operates through four segments: UnitedHealthcare, OptumHealth, OptumInsight, and OptumRx. The UnitedHealthcare segment offers consumer-oriented health benefit plans and services; health and well-being services to individuals age 50 and older; Medicaid plans, Children's Health Insurance Program, and health care programs; medical and dental benefits; and health care delivery. The OptumHealth segment provides access to networks of care provider specialists, health management services, care delivery, consumer engagement, and financial services. The OptumInsight segment offers software and information products, advisory consulting arrangements, and services outsourcing contracts to hospital systems, physicians, health plans, governments, life sciences companies, and other organizations. The OptumRx segment provides pharmacy care services and programs, including retail network contracting, home delivery, specialty and compounding pharmacy, and purchasing and clinical, as well as develops programs in areas, such as step therapy, formulary management, drug adherence, and disease/drug therapy management.