UnitedHealth Group Inc, a diversified healthcare company based in Minnetonka, Minnesota, operates through four segments: UnitedHealthcare, Optum Health, Optum Insight, and Optum Rx. The UnitedHealthcare segment provides health plans and services for different types of employers and individuals, including older adults and underprivileged populations. OptumHealth offers care delivery, management, and financial services for consumers, providers, and payers. OptumInsight, on the other hand, provides software and information products, advisory consulting arrangements, and outsourcing contracts, while OptumRx offers various pharmacy care services and programs. The company was founded in 1977 and has grown into one of the largest healthcare companies in the US.