What is the customer service number for united healthcare? United Healthcare Dental Provider toll free customer service number : 1-800-445-9090. United American Insurance Company Providers toll free customer service number : (800) 755-2137, Fax: (972) 569-3709.What is the united healthcare phone number? The problems with health care are affecting many Americans: the uninsured and insured, the unemployed and working, children and retirees, single inpiduals and families. From lack of access to preventative care and the high cost of medical treatment, there are many health care problems facing Americans.What are the problems with united healthcare? United Healthcare Corporate Office Headquarters. UnitedHealth Group Inc. UnitedHealth Group Center. 9900 Bren Road East. Minnetonka, MN 55343 USA. Corporate Phone Number: 1-952-936-1300. Fax Number: n/a.
800-523-5800 800-523-5800. Get a call from 8005235800? Read comments below to find details about this number. Report unwanted calls to help identify who is calling.