Contact 1-800 MEDICARE (1-800-633-4227)
Get general or claims-specific Medicare information and make changes to your Medicare coverage.
If you need help in a language other than English or Spanish, say “Agent” to talk to a customer service
representative. TTY 1‑877‑486‑2048
Get a replacement Medicare or Social Security card, report a change to your address or name, find out if you’re eligible for Part A and/or Part B and how to enroll, apply for Extra Help with Medicare prescription drug costs, ask questions about Part A and Part B premiums, and report a death.
1‑800‑772‑1213 TTY 1‑800‑325‑0778 socialsecurity.gov
Medicare Coordination of Benefits Contractor (COBC)
Find out if Medicare or your other insurance pays first. Let the COBC know if you have other insurance, or if you need to report changes in your insurance information.
1‑800‑999‑1118 TTY 1‑800‑318‑8782
Department of Defense
Get information about TRICARE for Life and the TRICARE Pharmacy Program. tricare.mil/mybenefit
1‑866‑773‑0404 (TFL) TTY 1‑866‑773‑0405 1‑877‑363‑1303 (Pharmacy) TTY 1‑877‑540‑6261
Department of Health and Human Services Office for Civil Rights
If you think you were discriminated against or if your health information privacy rights were violated.
1‑800‑368‑1019 TTY 1‑800‑537‑7697 hhs.gov/ocr
Department of Veterans Affairs
If you’re a veteran or have served in the U.S. military. 1‑800‑827‑1000 TTY 1‑800‑829‑4833 va.gov
Office of Personnel Management
Get information about the Federal Employee Health Benefits Program for current and retired federal employees.
1‑888‑767‑6738 TTY 1‑800‑878‑5707 opm.gov/insure
Railroad Retirement Board (RRB)
If you have benefits from the RRB, call them to change your address or name, check eligibility, enroll in Medicare,
replace your Medicare card, or report a death.
1‑877‑772‑5772 TTY 1‑312‑751‑4701 rrb.gov
Quality Improvement Organization (QIO)
Ask questions or report complaints about the quality of care for a Medicare-covered service or if you think
Medicare coverage for your service is ending too soon (for example, if your hospital says that you must be discharged and you disagree). Visit Medicare.gov/contacts or call 1‑800‑MEDICARE to get the phone number of your QIO.
for Original Medicare Billing Questions MyMedicare.gov
Visit MyMedicare.gov on the web to view the latest information on your claims. MyMedicare.gov is Medicare’s secure online service for accessing your personal Medicare information. For immediate access to your claims information, visit www.mymedicare.gov on the web to register for this site.
As a registered user of MyMedicare.gov, you can access your personalized information regarding your Medicare benefits and services. You can use MyMedicare.gov to:
View claim status (excluding Part D claims)
Order a duplicate Medicare Summary Notice (MSN) or replacement Medicare card.
View eligibility, entitlement, and preventive services information
View enrollment information including prescription drug plans
View or modify your drug list and pharmacy information
View address of record with Medicare and Part B deductible status
Access online forms, publications, and messages sent to you by CMS
Call 1-800-MEDICARE (1-800-633-4227) TTY users should call 1-877-486-2048
You can also get information on your most recent claims without having to speak to a customer service representative.
Please be sure you have your Medicare number available before calling.
Listen to the status of your claims.
Find out your current deductible status.
Listen to your current prescription drug plan enrollment.
Get more help with your Medicare questions.
Order Medicare publications. (Some are available in large print, Spanish, audio-tape, and Braille.)
Important Notes About 1-800-MEDICARE
You can hear a recording with answers to frequently asked questions, and can order publications 24 hours a day, 7 days a week.
You can talk with a customer service representative 24 hours a day, 7 days a week.
If you are hearing impaired or speech impaired, call the TTY line toll-free at 1-877-486-2048.
This number is for the hearing and speech impaired. TTY (also known as Teletypewriter) is a terminal used for two-way text conversation over a telephone line. It is the primary tool used by deaf people (and some hard-of-hearing people) for telephone conversation.