For individual beneficiaries, the primary national contact is
MEDICARE (1-800-633-4227); TTY: 1-877-486-2048.
CMS is organized into 10 regional offices that each cover several states (and territories). Your county—or if you live near a border or in a territory—might fall under a different office than your state’s main listing. Select your state (and county, if shown) below to find your exact local office.