How do you contact Medicare customer service?

You can contact Medicare customer service by calling 800-633-4227 if you have questions regarding your claims, medical records, expenses or specific billing questions, explains Medicare. The TTY number to call is 877-486-2048.

If you need to have someone call on your behalf, you need to fill out a Medicare Authorization to Disclose Personal Health Information in order for that individual to discuss your personal information, explains Medicare. You can also log into your account at MyMedicare.gov. You are also able to contact Medicare by mail by writing to Centers for Medicare & Medicaid Services, 7500 Security Blvd., Baltimore, MD 21244-1850.