Wisconsin 2025-2026 Regular Session

Wisconsin Assembly Bill AB1189

Introduced
3/19/26  
Refer
3/19/26  

Caption

An Act to create 631.84 of the statutes; Relating to: limitation on retroactive claim denials under health insurance policies.

Summary

AB1189 would create a new statute limiting when an insurer may retroactively deny payment on a health insurance claim after it has already reimbursed the claim. In most cases, the bill allows retroactive denials only within 12 months after the insurer first paid the claim. If the claim involved coordination of benefits with another third-party payer, including Medicaid or Medicare, the allowable period would extend to 18 months. The bill defines retroactive denial broadly to include efforts to recover money already paid, reduce other payments, or offset future payments. It also makes clear that these time limits do not apply when the insurer’s denial is based on fraudulent information submitted with the claim. The bill would apply to health insurance policies and related plans on a prospective basis, with special timing rules for plans governed by collective bargaining agreements.

Impact

AB1189 would add a new section to Wisconsin insurance law, creating a statutory limit on insurers’ ability to recoup or reverse previously paid claims under disability insurance policies, which the bill uses as the term for health insurance policies. It would affect insurers, health plans, employers with self-insured or group coverage, and other third-party payers by restricting post-payment claim adjustments after the 12- or 18-month window expires, while preserving insurer authority to act in cases of fraud.

Sentiment

The available record shows little formal debate or recorded voting detail, but the bill’s purpose suggests a consumer-protection approach aimed at providing certainty to patients and providers after claims are paid. Because the bill failed to pass pursuant to Senate Joint Resolution 1, it did not advance into law. No committee transcript or vote data is available to indicate organized support or opposition, though the structure of the bill suggests it would likely have been viewed favorably by providers and insureds seeking limits on insurer recoupment practices.

Contention

The main policy tension is between protecting claimants from late insurer recoupment and preserving insurers’ ability to correct payment errors. Supporters would likely favor the 12-month and 18-month deadlines as a fairness and predictability measure, especially for providers and patients who rely on paid claims. Opponents or cautious stakeholders may argue that the deadlines could limit insurers’ ability to recover improper payments, particularly in complex coordination-of-benefits cases, though the fraud exception addresses the most serious abuse concerns.

Companion Bills

WI SB1147

Crossfiled An Act to create 631.84 of the statutes; Relating to: limitation on retroactive claim denials under health insurance policies.

Previously Filed As

WI SB1147

Limitation on retroactive claim denials under health insurance policies.

WI HF1896

Statute of limitations for minor sex abuse claims applied retroactively.

WI SF1885

Minor sex abuses claims statute of limitations application retroactively provision

WI HF1896

Statute of limitations for minor sex abuse claims applied retroactively.

WI HB05278

An Act Prohibiting Health Care Insurers From Retroactively Denying Health Insurance Claims For Behavioral Health And Substance Abuse Services.

WI HB917

Health Insurance - Retroactive Denial of Reimbursement

WI HB0917

Health Insurance - Retroactive Denial of Reimbursement

WI AB52

Revises provisions relating to the payment of claims under policies of health insurance. (BDR 57-367)

WI HB1292

Limit the ability of a health carrier to recoup, recover, or retroactively deny previously paid claims.

WI HB1450

Health Insurance - Coordination of Benefits - Carrier Responsibilities and Retroactive Denials of Reimbursement

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