Aetna, Inc. is a diversified healthcare company. It offers both traditional and consumer directed health insurance products and services. It operates in three segments: Health care, Group Insurance and Large Case Pensions.  Health care consists of medical, pharmacy benefits management, dental and vision plans offered on both an insured basis and employer funded basis. Medical products include point of service, preferred provider organization, health maintenance organization and indemnity benefit plans. Group health insurance products include life, disability and long term care insurance. Large Case pension segment manages various retirement products, including pension and annuity products primarily for tax qualified pension plans.

Aetna mostly serves individuals, college goers, part time employees, health plans, governmental units, government sponsored plans, labor groups and expatriates. The company was founded in 1982 and is based in Hartford, Connecticut.