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The False Claims Act

Understanding the False Claims Act and Medicare Fraud Whistleblowers

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Medicare fraud costs taxpayers billions of dollars each year and can take many forms, from billing for services never provided to submitting claims for medically unnecessary procedures. The federal False Claims Act (31 U.S.C. 3729–3733) is one of the government's primary tools for recovering those funds. It also creates a formal path for private citizens—known as relators or whistleblowers—to help expose fraud and share in the recovery.

How the False Claims Act Works

The False Claims Act makes it illegal to knowingly submit a false claim for payment to the federal government, including claims made through Medicare and Medicaid. Under the law's "qui tam" provisions, a private person with knowledge of fraud can file a lawsuit on the government's behalf. The complaint is filed under seal, meaning it is kept confidential for a period while the government investigates. This gives the Department of Justice and agencies such as the HHS Office of Inspector General time to review the allegations without alerting the accused party.

If the government decides to intervene and take over the case, the whistleblower generally receives between 15 and 25 percent of the amount recovered. If the government declines to intervene and the whistleblower proceeds with the case on their own, the share rises to between 25 and 30 percent. The law also allows the government to recover up to three times the amount of damages it suffered, plus per-claim civil penalties that are adjusted for inflation each year.

Who Can Report Medicare Fraud

Anyone with firsthand knowledge of fraudulent activity can serve as a whistleblower. This includes healthcare workers such as nurses, billers, coders, and administrators who see improper billing practices, as well as patients and family members who notice suspicious charges on their Medicare statements. Common red flags include charges for services or equipment never received, duplicate billing, unbundling of services that should be billed together, and upcoding—billing for a more expensive service than was actually provided.

Deadlines and Protections

Timing matters. The general deadline to file a qui tam action is six years from the date of the violation, or three years from the date the government knew or should have known about the fraud, with an absolute limit of ten years. Whistleblowers who fear retaliation should know that 31 U.S.C. 3730(h) protects employees from being fired, demoted, harassed, or otherwise discriminated against for assisting in a False Claims Act case. Remedies for retaliation can include reinstatement, double back pay, and compensation for other damages.

Practical Steps for Reporting

If you suspect Medicare fraud, you do not need to file a lawsuit to report it. You can contact the HHS-OIG hotline at 1-800-HHS-TIPS (1-800-447-8477) or, as a beneficiary, call 1-800-MEDICARE. Before filing a qui tam suit, it is wise to consult an attorney who handles False Claims Act cases, since the rules around sealing, deadlines, and evidence are complex. Keep copies of any billing statements, explanation of benefits, or other documentation that supports your concerns.

Whistleblowing is a serious step, but the False Claims Act exists to encourage it. By coming forward, patients, families, and healthcare workers can help protect the integrity of Medicare and ensure that program funds are used for legitimate care rather than fraud.

Legal reviewer

Brad Freedberg

Attorney, Brad Freedberg Attorney at Law, 730 17th Street, Suite 900, Denver, CO 80202. Licensed in Colorado since 1995, Atty. Reg. #26046. Reviewed October 19, 2026.

General information, not legal advice. Reading this page does not create an attorney-client relationship. False Claims Act deadlines are strict; talk to a licensed attorney before filing.