Centene Corporation is a leading managed healthcare organization specializing in government-sponsored health programs. It operates through key segments including Medicaid, which covers Temporary Assistance for Needy Families, Medicaid Expansion, Aged, Blind or Disabled, and Children's Health Insurance programs; Medicare, encompassing Medicare Advantage, Medicare Supplement, Dual Eligible Special Needs Plans, and Medicare Prescription Drug Plans; Commercial, featuring Health Insurance Marketplace products along with individual, small group, and large group health insurance; and Other, which includes pharmacy operations, vision and dental services, clinical healthcare, behavioral health, the TRICARE program for military families, and corporate management. Centene Corporation serves millions of members across these programs, focusing on coordinated care delivery, cost management, and specialized services for underserved populations. Founded in 1984 and headquartered in St. Louis, Missouri, it plays a vital role in the U.S. healthcare system by providing accessible managed care solutions to government programs and commercial clients.