Cigna Corporation, a health services organization, provides insurance and related products and services in the United States and internationally. The company's Commercial segment offers insured and self-insured customers medical, dental, behavioral health, and vision, as well as prescription drug benefit plans, health advocacy programs, and other products and services. Its Government segment offers Medicare Advantage plans to seniors in 16 states and the District of Columbia, Medicare Part D plans in 50 states and the District of Columbia, and Medicaid plans. The company's Group Disability and Life segment provides group long-term and short-term disability insurance, group life insurance, and accident and specialty insurance. Its Global Supplemental Benefits segment offers supplemental health, life, and accident insurance products, as well as individual Medicare supplement plans that provide retirees with federally standardized Medigap-style plans. The company's Run-off Reinsurance segment reinsures guaranteed minimum death benefits and guaranteed minimum income benefits plans. Its Other Operations segment provides corporate-owned life insurance that are permanent insurance contracts sold to corporations to offer life coverage; and operates the run-off settlement annuity business. The company distributes its products and services through insurance brokers and insurance consultants or directly to employers, unions, and other groups, as well as through the direct response television and the Internet. Cigna Corporation was founded in 1792 and is headquartered in Bloomfield, Connecticut.