Medicare has made Humana a big-time player in the insurance game. One of the largest Medicare providers and a top health insurer, Humana provides Medicare Advantage plans and prescription drug coverage to more than 7.7 million members throughout the US. It also administers managed care plans for other government programs, including Medicaid plans in Florida and Puerto Rico and TRICARE (for military personnel) in 11 southern states. Additionally, Humana offers commercial health plans and specialty (life, dental, and vision) coverage; it also provides health management services and operates outpatient care clinics. All told, it covers more than 21 million members in the US.