Common Issues Handled by the Social Security Administration
The following Medicare-related issues are the responsibility of the Social Security Administration (SSA) and should be handled by your local SSA office.
Change of address requests
Beneficiary eligibility status for Medicare
Effective dates of coverage for Medicare Part A, Part B, or both
Issuing or replacing for 'free' the Medicare card
Assignment of the health insurance claim number/Medicare number and letter suffix to the Medicare number
Access to information for Medicare premium rates or determining premium rates