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Medicare Scams: What Insurers Need to Know This Open Enrollment Season

Discover how Medicare scams affect insurance members, and how to prepare for them this open enrollment season.

Written by Homethrive August 26, 2026

Every October 15, the start of Medicare open enrollment sets off a predictable chain reaction: a flood of marketing calls, mailers, and ads aimed at beneficiaries, followed closely by a surge in scam attempts. For insurers, this recurring exposure ultimately affects claims integrity, member trust, and the bottom line.

Medicare-related scams cost victims an estimated $17 million in reported losses in 2023 alone. Because many victims never report what happened to them, the real figure is almost certainly higher. For carriers and plan administrators, the gap between reported and actual losses represents real, unquantified risk sitting on the books.

Why This Matters to Insurers

It’s tempting to think of Medicare scams as a consumer protection issue alone. It may seem as though it’s for members and their families to worry about. But the downstream effects can also impact insurers:

  • Fraudulent claims volume rises. Stolen Medicare IDs are frequently used to bill for equipment, tests, or services the beneficiary never received, generating claims that carriers must investigate, adjudicate, or dispute.
  • Member trust erodes. A member who’s been scammed is more likely to distrust legitimate outreach from their own plan, complicating enrollment, renewals, and care coordination.
  • Operational costs climb. Investigating suspicious claims, reissuing member IDs, and handling appeals tied to fraudulent activity all pull resources away from other priorities.
  • Reputational risk increases. Members who fall victim during open enrollment often can’t distinguish a scam call from a legitimate one from their own carrier, which can blur brand trust even when the insurer did nothing wrong.

How These Schemes Typically Work

Scam artists rely on a handful of well-worn tactics, each designed to exploit urgency and confusion around healthcare decisions.

Identity verification requests

A caller or message claims to represent Medicare or the Social Security Administration and insists personal information must be confirmed immediately or coverage will lapse. Legitimate representatives never initiate this kind of request, as this sort of verification only happens when the beneficiary places the call first.

Coverage-ending pressure tactics

A supposed agent claims a member’s current plan is being discontinued and pushes them toward a replacement, sometimes for a plan that doesn’t exist or with misrepresented benefits. Real plan terminations always arrive in writing, and Medicare Advantage plans cannot cold-call beneficiaries who haven’t already engaged with them.

“Free” equipment and testing offers

Braces, catheters, genetic testing kits, and similar items are dangled as no-cost giveaways in exchange for a Medicare number, often at community events or senior centers. Equipment or tests that arrive unordered, or billing for items never received, are hallmark signs of this scheme.

Data breach exploitation

Whenever a real Medicare data incident is publicized, scammers move quickly to impersonate officials and “help” beneficiaries protect their accounts. Genuine breach communications only ever arrive as an official letter from CMS, never by phone, text, or email.

Warning Signs Worth Building Into Member Communications

Insurers are well positioned to help members recognize red flags before they become claims problems. Common indicators of a scam include the following:

  • Outreach by phone, text, email, or in-person visit rather than official mail
  • Manufactured urgency (“act now or lose coverage”)
  • Requests for a Medicare number, Social Security number, or banking details
  • Offers that sound free or unusually generous
  • Pressure to switch plans without the member having initiated contact first

Practical Guidance to Share With Members

A few simple habits go a long way toward reducing both member harm and downstream claims exposure:

  • Encourage members to hang up and call 1-800-MEDICARE (1-800-633-4227) directly whenever they’re uncertain about a call’s legitimacy.
  • Remind members that a Medicare number should only be shared on a call the member initiated themselves to an official number.
  • Advise members never to share Social Security or banking information with an unsolicited caller.
  • Promote regular review of statements and Medicare.gov account activity so discrepancies surface early.
  • Note that caller ID can be spoofed, so a familiar-looking number is not proof of legitimacy.

When a Member Is Already a Victim

If fraud has already occurred, timely action limits the damage both to the member and to claims accuracy:

  1. Review recent charges for services, equipment, or tests the member doesn’t recognize.
  2. Have the member contact 1-800-MEDICARE to report the compromised number, flag suspicious charges, and request a replacement card if needed.
  3. If a Social Security number was also exposed, place a fraud alert with Equifax, Experian, or TransUnion.

Members can also escalate to federal authorities:

Turning Awareness Into a Member Protection Strategy

For insurers, the most effective response to Medicare scams is proactive member education. Building scam-awareness messaging into open enrollment communications, member portals, and customer service scripts can reduce fraudulent claims volume while reinforcing that the carrier is a trusted resource, not just another voice competing for the member’s attention during an already noisy season.

The insurers who get ahead of this before the calls and texts start are the ones best positioned to protect both their members and their own claims integrity.



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Show your members they don’t have to choose between their careers and caregiving responsibilities. Contact us today to explore how Homethrive can enhance your employees’ well-being and productivity.

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