Aetna Inc. (Aetna) is a diversified healthcare benefits company. The Company offers a range of traditional and consumer-directed health insurance products and related services, including medical, pharmacy, dental, behavioral health, group life and disability plans, medical management capabilities, Medicaid healthcare management services and health information exchange technology services. The Company's operations are conducted in three business segments: Health Care, Group Insurance and Large Case Pensions. Its customers include employer groups, individuals, college students, part-time and hourly workers, health plans, healthcare providers, governmental units, government-sponsored plans, labor groups and expatriates. As of December 31, 2011, the Company served approximately 36.4 million people. In May 2013, the Company announced it has completed its acquisition of Coventry Health Care Inc.