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Important Insurance Phone Numbers
Always call the customer service number on the back of your card first. If you cannot locate it, you can try one of the numbers here.
ACA/Marketplace Help (Under 65 Insurance)
Customer Service:
Marketplace Help Desk 1-800-318-2596
Blue Cross Blue Shield of Texas 1-888-697-0683
Blue Cross Blue Shield of Oklahoma 1-866-793-8111
Ambetter Texas 1-877-687-7796
Ambetter Oklahoma 1-833-492-0679
Cigna 1-800-997-1654
United Healthcare HMO 1-866-811-9199
United Healthcare PPO Short-term 1-800-657-8205
Medicare Help and Customer Service:
Medicare/CMS 1-800-633-4227
Aetna 1-800-282-5366
Humana 1-800-457-4708
Cigna 1-800-668-3813
United HealthCare 1-877-596-3258
Social Security Office 1-800-772-1213
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