The Center for Medicare & Medicaid Services (CMS) administers the Medicare program on behalf of the U.S. Department of Health & Human Services (HHS).  The primary source of all information related to Medicare is the website

Medicare Caddy strongly supports the eMedicare initiative as an important step towards using technology to reduce the overall cost of healthcare for seniors in America.

To get general or claims specific Medicare information and important telephone numbers. 

State Health Insurance Assistance Program (SHIP)
To get free personalized Medicare counseling on decisions about coverage; help with claims, billing, or appeals; and information on programs for people with limited income and resources.

  • Call 1 800 MEDICARE to get the telephone numbers of SHIPs in other states.

Social Security
To get a replacement Medicare card; change your address or name; get information about Part A and/or Part B eligibility, entitlement, and enrollment; apply for Extra Help with Medicare prescription drug costs; ask questions about premiums; and report a death.

Coordination of Benefits Contractor
To get information on whether Medicare or your other insurance pays first and to report changes in your insurance information.

  • 1 800 999 1118
  • TTY 1 800 318 8782

Department of Defense
To get information about TRICARE for Life and the TRICARE Pharmacy Program.

Department of Health and Human Services
Office of Inspector General—If you suspect Medicare fraud.

Department of Veterans Affairs
If you’re a veteran or have served in the U.S. military.