Centene Corp. is a healthcare enterprise, which engages in the provision of programs and services to government sponsored healthcare programs. The company is headquartered in St. Louis, Missouri and currently employs 67,700 full-time employees. The company went IPO on 2001-12-13. The firm provides services to government-sponsored and commercial healthcare programs, focusing on under-insured and uninsured individuals. The company provides a range of managed healthcare products and services, primarily through Medicaid, Medicare, and commercial products. Its segments include Medicaid, Medicare, Commercial and Other. The company 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. The company 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.