United Health Group is a combination that gives health insurance in the whole United States, and the United Kingdom. In the United States, the organization works under the names of United Health Care, and Optum while in the United Kingdom, the organization works just as Optum. Optum manages the subsidiaries of OptumTechnology, OptumInsight, OptumRx, OptumHealth, OptumBank, Optum360, OptumCoding, OptumCare, and OptumLabs.
P.O. Box 1459
Minneapolis, MN 55440-1459
Main: (952) 936-1300
Customer Service: (800) 328-5979
Toll Free: (800) 633-2446
International: UK +44 1865 787300