Wisconsin Medical Billing Law at a Glance
Federal Protection
No Surprises Act (42 USC §300gg-111) — Bans surprise billing for emergency services, prohibits balance billing at in-network facilities from out-of-network providers without consent, limits cost-sharing to in-network rates.
State Surprise Billing Law
Wis. Stat. §609.915 et seq. — Balance Billing Limitations
Balance billing banned for emergency services.
Enforcement: Office of Commissioner of Insurance enforcement
Where to File Complaints
- Wisconsin Office of Commissioner of Insurance Consumer Services
- Centers for Medicare & Medicaid Services (CMS)
- Wisconsin Department of Justice Consumer Protection
Small claims limit: $10,000
Additional Protections
- Balance billing limitations for emergency services
- Federal NSA provides additional non-emergency protections
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Wisconsin Medical Bill Dispute FAQ
What protections does the No Surprises Act provide for patients in Wisconsin?
The No Surprises Act (42 USC §300gg-111), effective January 1, 2022, protects Wisconsin patients from surprise medical bills. It bans balance billing for emergency services at out-of-network facilities, prohibits surprise bills from out-of-network providers at in-network facilities without prior consent, and limits patient cost-sharing to in-network rates. These federal protections apply in all 50 states including Wisconsin.
Does Wisconsin have its own surprise billing law beyond the No Surprises Act?
Yes. Wisconsin provides additional patient protections under Wis. Stat. §609.915 et seq. (Balance Billing Limitations). Balance billing is banned for emergency services.
How do I dispute a medical bill in Wisconsin?
To dispute a medical bill in Wisconsin: (1) Request an itemized bill with CPT/HCPCS codes, (2) Review your Explanation of Benefits (EOB) from your insurer, (3) Send a formal dispute letter citing the No Surprises Act (42 USC §300gg-111) and Wis. Stat. §609.915 et seq., (4) Demand the provider cease collection while the dispute is pending, (5) File complaints with Wisconsin Office of Commissioner of Insurance Consumer Services and CMS if not resolved. Send your dispute letter via certified mail, return receipt requested.
How long do I have to dispute a medical bill in Wisconsin?
Under the No Surprises Act, you have 120 days to initiate a dispute for bills that exceed a good faith cost estimate by $400 or more. While there is no hard federal deadline for general billing disputes, acting quickly strengthens your position. Billing departments are more responsive to timely disputes.
Where do I file a complaint about a medical bill in Wisconsin?
In Wisconsin, you can file complaints with: (1) Wisconsin Office of Commissioner of Insurance Consumer Services, (2) Centers for Medicare & Medicaid Services (CMS) for No Surprises Act violations, (3) Wisconsin Department of Justice Consumer Protection. For claims up to $10,000, you can file in Wisconsin small claims court.
Can I sue a hospital or provider for surprise billing in Wisconsin?
The No Surprises Act is primarily enforced by CMS and state insurance regulators, not through private lawsuits. However, you can file complaints with regulatory agencies, use the federal Independent Dispute Resolution (IDR) process, and pursue claims in Wisconsin small claims court for amounts up to $10,000. Under Wisconsin law: Office of Commissioner of Insurance enforcement.
Medical Bill Dispute Letters by State
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