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Nothing here is legal advice. The frameworks below are consistent with widespread practice; consult your attorney for anything case-specific.
The Medicare Advantage Lien Landscape
Medicare Advantage (Medicare Part C) plans are Medicare benefits administered by private insurance companies rather than directly by CMS. About half of all Medicare beneficiaries are now enrolled in MA plans. When an MA-enrolled beneficiary suffers a personal injury and receives injury-related care, the MA plan pays for that care and — increasingly aggressively — seeks reimbursement from the eventual tort settlement.
The In re Avandia Decision (3d Cir. 2012)
The Third Circuit's decision in In re Avandia Marketing, Sales Practices and Products Liability Litigation, 685 F.3d 353 (3d Cir. 2012), held that Medicare Advantage Organizations have a private cause of action under the Medicare Secondary Payer Act, 42 USC §1395y(b)(3)(A). This cause of action provides for double damages when a primary payer fails to reimburse.
Post-Avandia, MA plans have brought increasing litigation to enforce reimbursement claims — often against plaintiff attorneys or plaintiffs themselves who failed to identify or resolve the MA lien.
Circuit Split
Not all circuits have followed the Third Circuit's reasoning. However, the trend is clearly toward recognizing the MAO private right of action. The 11th, 9th, and 6th Circuits have generally followed suit. Practical result: attorneys must treat MA liens as enforceable under MSP.
Identifying Medicare Advantage Liens
Standard MSP query at CMS.gov identifies Medicare Part A/B primary payments but does not identify MA claims. Attorneys must:
- Query the plaintiff about MA enrollment history.
- Request MA plan documentation directly from the plaintiff.
- Send notice to the MA plan of the pending settlement.
- Request a conditional payment summary from the MA plan.
Timing of MA Lien Resolution
MA plans have historically been slower and less consistent than CMS in providing timely conditional payment summaries. Best practice:
- Notify MA plan within 60 days of case retention.
- Request updated summaries every 6 months.
- Request final summary 60 days before settlement.
Double Damages Exposure
Under 42 USC §1395y(b)(3)(A), a primary plan that fails to reimburse Medicare (including MA) can face double damages plus fees. This is a significant enforcement stick. Attorneys who fail to identify MA liens can be personally exposed.
Interaction with Ahlborn
Unlike Medicaid (where the Ahlborn apportionment doctrine limits lien to the medical-expense portion of settlement), MA lien enforcement has not consistently accepted Ahlborn-style apportionment. MA plans often claim the full amount of conditional payments.
The Bottom Line
Medicare Advantage lien enforcement has grown dramatically post-Avandia. Attorneys handling personal injury cases for MA-enrolled clients must identify and resolve these liens carefully — failure exposes both attorney and plaintiff to double-damages liability. Send notice early, document diligently, and negotiate before disbursement.
Instabridge Funding underwrites cases with realistic post-negotiation lien load in mind — not initial-demand math. If your case has meaningful lien exposure and you need working capital during negotiation, apply for a pre-settlement advance. Attorney-facing process at our resources page.
Key Case Citations
- In re Avandia Marketing, Sales Practices and Products Liability Litigation, 685 F.3d 353 (3d Cir. 2012) — established Medicare Advantage Organizations have a private cause of action under the Medicare Secondary Payer Act.
- Humana Medical Plan, Inc. v. Western Heritage Ins. Co., 832 F.3d 1229 (11th Cir. 2016) — 11th Circuit confirming MAO private right of action.
- MSP Recovery Claims, Series LLC v. Ace American Ins. Co., 974 F.3d 1305 (11th Cir. 2020) — extended standing for MAO assignees.
- 42 U.S.C. §1395y(b)(3)(A) — MSP private cause of action with double damages.
- 42 U.S.C. §1395y(b)(2) — MSP conditional payment framework.
Frequently asked questions
Yes. Medicare Advantage (Part C) plans are Medicare benefits administered by private insurance companies. About half of Medicare beneficiaries are enrolled in MA plans.
The Third Circuit held that Medicare Advantage Organizations have a private cause of action under the Medicare Secondary Payer Act, with the same rights as CMS.
Trend is strongly in that direction. 3d, 11th, 9th, and 6th Circuits have recognized the MAO private right of action.
Under 42 USC §1395y(b)(3)(A), a primary plan that fails to reimburse Medicare (including MA) can face damages of twice the underlying reimbursement amount plus attorney fees.
Query the plaintiff about MA enrollment, request MA plan documentation, notify the MA plan of the pending case, and request conditional payment summaries.
MA plans have not consistently accepted Ahlborn-style apportionment. MA lien enforcement is often more aggressive than Medicaid.
Document all notice attempts. Attorney should not disburse settlement funds without resolving the MA lien.
Yes, similar to Medicare and Medicaid. Most MA plans will accept reductions on documented ground (procurement costs, apportionment, hardship).






