A Caller Claims Your Medicare Card Is About to Expire — What Should You Do?

Your phone rings, and the person on the line says they’re calling from Medicare. They tell you your Medicare card is expiring soon and that you must confirm your details right away to avoid losing coverage. The caller sounds polished, knows your name, and may even have your address, which can make the warning seem believable.

But there’s a major flaw in that story: Original Medicare cards do not expire.

According to the Federal Trade Commission, scammers often pose as Medicare representatives in an effort to trick older adults into sharing personal and financial information. Some say new cards are needed, while others threaten to cancel coverage unless the person acts immediately.

These calls can be especially persuasive during Medicare Open Enrollment, when retirees are already receiving legitimate notices about coverage changes.

Here’s how this Medicare card expiration scam works, what criminals are trying to get, and how to protect yourself before a surprise call turns into a costly mistake.

Your Original Medicare Card Does Not Need Routine Renewal

The first thing to know is that Original Medicare cards do not come with expiration dates and do not need to be renewed on a regular basis. Medicare.gov says the official card shows your Medicare number and the dates your Part A and Part B coverage began. It does not list an expiration date or require beneficiaries to buy a new card every few years. While Medicare Advantage and prescription drug plans may send replacement membership cards when plan details change, that does not mean your Original Medicare card is expiring. If someone unexpectedly calls and says you must renew your Medicare card immediately, treat it as suspicious and verify it directly with Medicare.

Scammers May Already Have Some of Your Information

One reason this scam can sound convincing is that callers sometimes already know details that make them appear legitimate. They may know your full name, mailing address, birthday, or the name of your insurance company before asking you to confirm more information. But knowing basic personal details does not prove that someone works for Medicare or represents your insurer. The FTC warns that Medicare impersonators may sound professional and may already have some of the information about the people they contact. Never assume a caller is trustworthy just because they seem to know facts about you, especially if they start asking for your Medicare number or financial information.

Your Medicare Number Can Be Useful to Criminals

Scammers are not always trying to steal money directly from your bank account during the first call. In many cases, they are trying to collect your Medicare number so it can be used to file fraudulent claims for medical equipment, tests, or services you never received. Medical identity theft happens when someone uses another person’s personal information without permission to commit Medicare fraud or similar crimes. For example, criminals could use a stolen Medicare number to bill the program for unnecessary supplies or services that were never provided. Treating your Medicare number like a credit card number can help reduce the risk of fraudulent claims and the problems that can follow.

Do Not Rely on the Number Shown on Caller ID

A caller who claims to represent Medicare may appear to be calling from a government number. Unfortunately, modern technology allows scammers to manipulate caller ID, making fraudulent calls look like they come from legitimate organizations. Medicare impersonators can disguise their numbers to make the call seem real. Even if your screen shows a familiar government number, that does not prove who is calling. The safest move is to hang up and call Medicare yourself at 1-800-MEDICARE (1-800-633-4227), rather than using any callback number the caller gives you.

Never Pay Someone to Replace Your Medicare Card

Another version of the scam involves demanding payment for a supposedly required replacement card. The caller may say there is a processing fee, activation fee, or administrative charge needed to keep your benefits active. But Medicare replacement cards are free, and you should never pay someone who unexpectedly contacts you asking for money for a new card. If your legitimate Medicare card is lost or damaged, you can request a replacement through your secure Medicare.gov account or by calling Medicare directly. Anyone asking for your credit card or bank account details to prevent your card from expiring is showing a major fraud warning sign.

What If You Already Shared Your Medicare Number?

If you already gave your Medicare number to a suspicious caller, do not assume nothing can be done. Contact Medicare at 1-800-633-4227, explain what happened, and ask what steps you should take to protect your information and whether a new Medicare number might be needed. Review your Medicare claims and statements for services, equipment, or charges you do not recognize. You can also report suspected fraud or identity theft through the FTC’s official reporting website. If you shared banking information, contact your financial institution right away to protect your accounts and dispute any unauthorized transactions.

Open Enrollment Can Add to the Confusion

The timing of these calls can make the scam especially believable for older adults reviewing their coverage. Medicare Open Enrollment runs from October 15 through December 7, giving eligible beneficiaries a chance to change Medicare Advantage and prescription drug plans for the following year. During that period, insurers may legitimately send notices about premiums, benefits, pharmacy networks, or plan availability. But those real coverage updates are separate from the false claim that an Original Medicare card is expiring and must be renewed over the phone. Any unexpected request for personal or financial information should always be verified independently before you respond.

How to Separate a Real Medicare Contact From a Scam

Medicare representatives may contact beneficiaries in limited situations, such as returning a requested call or following up on an issue that was previously reported. However, the agency will not unexpectedly call to sell products or demand sensitive personal information. Medicare Advantage and Part D plans may also reach out to existing members in certain circumstances, but legitimate plan communications do not justify giving personal information to an unverified caller. If you are not sure whether a call is genuine, end it and contact Medicare or your insurance company using the official number on your membership card. You can also get free, unbiased help from your local State Health Insurance Assistance Program if you need help understanding coverage notices or possible scams.

One Call Can Help Protect Your Benefits

The Medicare card expiration scam depends on fear, confusion, and the belief that failing to act immediately could lead to a loss of essential healthcare coverage. Fortunately, knowing that Original Medicare cards do not routinely expire gives beneficiaries an important advantage when identifying suspicious calls. Never share your Medicare number, Social Security number, or financial information with someone who unexpectedly contacts you claiming to represent Medicare. If a caller threatens to cancel your benefits, demands payment for a replacement card, or pressures you to act at once, hang up and verify the situation through official channels. Taking a few minutes to check the facts could help prevent medical identity theft, fraudulent charges, and unnecessary financial stress.