Ahn v. Cigna — Third Circuit holds ERISA preempts physician’s defamation claim over false “unlicensed provider” statements in explanation of benefits forms

Case
Jeffrey M. Ahn, MD v. Cigna Health and Life Insurance Company; Jane Does 1-10; ABC Corporations 1-10
Court
U.S. Court of Appeals for the Third Circuit
Judge
HARDIMAN (George W. Bush, 2007); SCIRICA (Ronald Reagan, 1987); AMBRO (William J. Clinton, 2000)
Date Decided
June 24, 2026
Docket No.
25-1723
Topics
ERISA preemption, Defamation, Employee benefits, Health insurance
Source
Read the full opinion

Background

Dr. Jeffrey M. Ahn, an otolaryngologist licensed in New Jersey and New York, is an out-of-network provider whose patients carry insurance through Cigna Health and Life Insurance Company. After submitting approximately fifty claims to Cigna, Dr. Ahn received explanation of benefits (EOB) forms denying the claims on the stated ground that they were submitted by an unlicensed provider—in other words, the forms represented that Dr. Ahn lacked a valid medical license. Upon appeal of those denials, Cigna reversed or modified its decisions, allowing the claims in whole or in part or denying them on unrelated grounds.

Dr. Ahn filed suit in New Jersey state court asserting defamation, defamation per se, and tortious interference based on the allegedly false licensure statements in the EOBs. After Cigna removed the case to federal court, discovery proceeded and Dr. Ahn narrowed his case to the defamation per se claim. The U.S. District Court for the District of New Jersey (Judge Evelyn Padin) granted Cigna’s motion for summary judgment, holding that ERISA § 514(a) preempted the remaining claim because the EOBs were issued pursuant to Cigna’s ERISA-mandated obligation to provide written notice of claim denials with specific reasons.

Dr. Ahn timely appealed, presenting the Third Circuit with a question of first impression: whether ERISA preempts a healthcare provider’s defamation claim arising from allegedly false statements contained in EOB forms sent to plan beneficiaries.

The Court’s Holding

The Third Circuit (Hardiman, J., joined by Scirica and Ambro, JJ.) affirmed, holding that ERISA § 514(a) expressly preempts Dr. Ahn’s defamation per se claim on two independent grounds. First, the court held that communicating claim adjudication decisions to plan participants and beneficiaries — which EOBs accomplish — is a “central matter of plan administration.” ERISA § 1133(1) requires plans to provide written notice explaining the specific reasons for any benefit denial, and Cigna discharges that statutory duty through its EOB forms. Because state-law defamation claims challenging the content of those forms would subject a core ERISA administrative function to state regulation, they “relate to” an ERISA plan within the meaning of § 514(a). The court drew on the Fifth Circuit’s reasoning in Mayeaux v. Louisiana Health Service & Indemnity Co., 376 F.3d 420 (5th Cir. 2004), which similarly held that tort claims targeting an insurer’s handling and disposition of coverage requests go to the heart of the ERISA administration process.

Second, and independently, the court held that subjecting EOB forms to fifty different state defamation regimes would interfere with the nationally uniform plan administration that ERISA is designed to ensure. Plan administrators drafting claim-denial notices would need to satisfy not only ERISA’s content requirements but also the varying common-law standards of every state in which participants and beneficiaries are located — an outcome that would impose exactly the kind of administrative and financial burden Congress sought to minimize. ERISA’s civil enforcement mechanism under § 502(a) already provides an avenue for beneficiaries to challenge benefits decisions, further reducing any need to layer state tort liability onto EOB communications.

Key Takeaways

  • ERISA § 514(a) preempts a healthcare provider’s state-law defamation claim when the allegedly defamatory statements appear in EOB forms issued pursuant to the plan administrator’s statutory duty to explain claim denials under 29 U.S.C. § 1133(1).
  • The operative question for preemption is not whether the defamatory content relates to a fiduciary duty, but whether the underlying communication — transmitting benefits determinations to subscribers — is a central matter of plan administration; the court held it is.
  • Allowing state defamation law to regulate EOB content would undermine ERISA’s goal of uniform national plan administration by forcing administrators to comply with 50 different legal standards when drafting required claim-denial notices.
  • The decision creates Third Circuit precedent aligning with the Fifth Circuit’s Mayeaux holding and resolves a question of first impression in the circuit.

Why It Matters

This decision significantly limits the remedies available to out-of-network physicians who believe that ERISA plan administrators have made false or misleading statements about them in EOBs. Because the EOB is itself an ERISA-mandated document, providers cannot reframe their grievance as a state tort and thereby avoid federal preemption — no matter how damaging or allegedly false the denial reason may be. Attorneys advising medical providers on billing disputes with ERISA insurers must now account for this preemption bar when evaluating whether defamation-based claims are viable.

More broadly, the ruling reinforces the breadth of ERISA’s express preemption clause and clarifies that plan administrators enjoy substantial insulation from state tort liability when fulfilling their federally imposed notice obligations. For health insurers and plan administrators, the case affirms that EOB content — even when allegedly inaccurate — is governed exclusively by ERISA’s administrative and civil enforcement framework, not by the patchwork of state defamation laws.

✉️ Get tomorrow’s cases before your first coffee
Daily Case Law is our free morning digest — the most substantive new decisions, filtered to your jurisdictions and topics, each linking back here for the full analysis.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top