Medicare Replacement Card: How to Order a New or Lost Medicare Card

Lost your Medicare card? Don't panic. Getting a Medicare replacement card is free, takes about 30 days by mail, or you can print an official copy immediately through your MyMedicare.gov account. Replacement requests handled through the Social Security Administration arrive in approximately 30 days, with online requests typically being the fastest method. According to SSA data, the online Medicare replacement card service has a 93% satisfaction rate from beneficiaries who use it. The new Medicare Beneficiary Identifier (MBI) printed on every card is a unique 11-character ID that replaced Social Security Number-based cards starting in 2018, making the replacement process simpler and more secure.

This guide explains all the ways to get a Medicare replacement card, how long each method takes, what to do if you need proof of coverage faster than 30 days, and special cases for railroad workers and Medicare Advantage members. Information comes from Medicare.gov, SSA, and CMS.

Three ways to order a Medicare replacement card

1. Online via MyMedicare.gov (fastest method): This is the recommended approach for most beneficiaries because you can print an official copy of your Medicare card immediately while waiting for the mailed replacement.

Steps:

1. Go to medicare.gov and click "Log In" or create a new MyMedicare.gov account

2. From your dashboard, locate "Print my Medicare card" or "Order Medicare Card"

3. Click "Print Medicare Card" for immediate access to an official copy

4. Or click "Order Medicare Card" to have a physical replacement mailed within 30 days

The printed copy is valid official proof of coverage that doctors, pharmacies, and hospitals will accept.

2. Online via SSA (ssa.gov/myaccount): Through your My Social Security account:

1. Log in to ssa.gov/myaccount (or create an account if you don't have one)

2. Click the "Replacement Documents" tab

3. Select "Mail my replacement Medicare Card"

4. Confirm your mailing address

5. Submit the request

The card arrives in about 30 days. SSA limits this method to mailed replacements only (no immediate print option).

3. By phone (most accessible): Two phone options work:

• Medicare: 1-800-MEDICARE (1-800-633-4227), TTY 1-877-486-2048

• Social Security: 1-800-772-1213, TTY 1-800-325-0778, Monday through Friday 8 AM to 7 PM local time

Phone representatives can process replacement card requests. You'll need to verify your identity (Social Security number, date of birth, address on file). Mailed card arrives in about 30 days.

4. In person at SSA (limited availability): As of January 2025, SSA has been limiting walk-in visits at many offices. Some accommodate in-person Medicare card requests with same-day card pickup; others require appointments. Before visiting, call your local SSA office to confirm walk-in policy or schedule an appointment.

For broader Medicare account management, see our Medicare providers guide and Medicare overview.

If you need proof of coverage faster than 30 days

A mailed replacement card takes about 30 days. If you need proof of Medicare coverage sooner:

Option 1: Print your card from MyMedicare.gov immediately. The official printed copy is accepted as valid proof at doctors, hospitals, pharmacies, and other healthcare facilities. This is the fastest method.

Option 2: Request a temporary proof letter from SSA. A letter from SSA confirming your Medicare coverage arrives in about 10 days. Call 1-800-772-1213 to request.

Option 3: Use the Medicare app. Some Medicare cards can be displayed on the official Medicare app on iOS and Android, though functionality varies. The Medicare card image displays your number and effective dates.

Option 4: Provide your Medicare Beneficiary Identifier (MBI) verbally. Healthcare providers can verify your coverage by calling Medicare with your MBI. The card itself isn't always strictly required for verification.

Special cases: Railroad Retirement and Medicare Advantage

Railroad Retirement Board (RRB) beneficiaries. If your Medicare benefits come through the Railroad Retirement Board (your Medicare card states "Railroad Retirement Board" at the bottom), you must contact the RRB directly for a replacement card. SSA and Medicare.gov cannot process these requests.

RRB contact:

• Phone: 1-877-772-5772

• Website: rrb.gov

• Local RRB field offices available

About 535,000 people receive Railroad Retirement Board benefits, with about 25,000 enrolled in Medicare through RRB annually.

Medicare Advantage members. If you have a Medicare Advantage (Part C) plan, you have two separate cards:

1. Your Medicare card (red, white, and blue) from CMS - if lost, follow the standard replacement process described above

2. Your Medicare Advantage member ID card from your insurance company - if lost, contact your specific plan directly. Each carrier (Humana, AARP/UnitedHealthcare, Aetna, Anthem, etc.) has its own replacement process.

For Medicare Advantage plans specifically, contact your plan's member services.

Medigap supplement insurance members. Like Medicare Advantage, Medigap supplement insurance provides a separate member ID card from your insurer. Contact the specific Medigap company for replacement.

What to do if you suspect your Medicare card was stolen

If you suspect identity theft or fraud involving your Medicare card:

1. Contact Medicare immediately: 1-800-MEDICARE (1-800-633-4227)

2. Report to Social Security: 1-800-772-1213

3. Get a new Medicare Beneficiary Identifier (MBI). Medicare can issue you a new MBI to prevent further fraud

4. Check your Medicare Summary Notice (MSN) or MyMedicare.gov account for unauthorized claims

5. Contact the Office of Inspector General Fraud Hotline: 1-800-HHS-TIPS (1-800-447-8477)

Medicare card fraud is a federal crime. Don't carry your card unless you need it for an appointment. Don't share your MBI with anyone except your healthcare providers and Medicare officials.

Updating your address with SSA

Medicare uses the name and address on file with the Social Security Administration. Before requesting a mailed replacement card, verify that your address is current:

1. Log in to ssa.gov/myaccount

2. Go to the "My Profile" or "Personal Information" tab

3. Update your mailing address if it has changed

4. Confirm the change before ordering the replacement card

If you order a replacement card without updating your address, it will be mailed to the old address on file with SSA. You can also update your address by calling 1-800-772-1213.