Centene Corporation is a healthcare company. The Company provides services to government-sponsored and commercial healthcare programs, focusing on under-insured and uninsured individuals. It provides a range of managed healthcare products and services, primarily through Medicaid, Medicare, and commercial products. Its segments include Medicaid, Medicare, Commercial and Other. It offers Medicaid and Medicare members (including Medicare Prescription Drug Plans) as well as individuals and families served by the Health Insurance Marketplace and the TRICARE program. It also contracts with other healthcare and commercial organizations to provide a variety of specialty services focused on treating the whole person. Medicaid program provides health insurance to low-income families and individuals with disabilities. Medicare is a federal health insurance program for people ages 65 and over, which also covers people under 65 with certain disabilities and people with end-stage renal diseases.