What is the average health insurance denial rate in Wisconsin?

Health insurers in Wisconsin deny approximately 18.3% of ACA marketplace claims, which is 0.8 points below the national average of 19.1%.

How do I appeal a denied insurance claim in Wisconsin?

File a written internal appeal with your insurer within 180 days of the denial. If denied again, escalate to an Independent Medical Review (IMR) with the Wisconsin Office of the Commissioner of Insurance. IMRs are free, decided by independent clinicians, and have high success rates.

Which insurance company denies the most claims in Wisconsin?

Based on CMS Marketplace Transparency data, the insurers with the highest denial rates in Wisconsin are Cigna Healthcare, Ambetter from Centene, Humana. See each insurer's full denial report for category-level breakdowns.

What are my rights if my insurance claim is denied in Wisconsin?

You have the right to a full written explanation of the denial, an internal appeal, and an external Independent Medical Review with the Wisconsin Office of the Commissioner of Insurance. Federal law requires insurers to respond to standard appeals within 30 days and urgent appeals within 72 hours.

Wisconsin Insurance Denial Report

The worst health insurers in Wisconsin
by claim denial rate

Wisconsin averages a 18.3% denial rate — 0.8 points below the national average. About 270,000 claims are denied annually.

Fight My Denial in Wisconsin →

18.3%

Wisconsin avg denial rate

19.1%

National average

270,000

Annual denials in state

>80%

Appeals overturned when filed

Health insurance denials in Wisconsin

In Wisconsin, the average health insurance claim denial rate stands at 18.3%, which is slightly below the national average of 19.1%. This translates to approximately 270,000 claims denied each year, affecting countless individuals and families seeking necessary medical care. Understanding this statistic is crucial for Wisconsin residents, as it highlights the importance of being informed about their rights and options when faced with a denial. The data from 2023 underscores that while the denial rate is lower than the national average, it still represents a significant challenge for many patients navigating the healthcare system.

Fortunately, patients in Wisconsin have the right to appeal denied claims. If you receive a denial, you can initiate an internal appeal with your insurance provider, and if that does not yield a satisfactory outcome, you can escalate the issue to the Wisconsin Office of the Commissioner of Insurance. This regulatory body oversees insurance practices in the state and can help ensure that your rights are protected. By taking action, patients can advocate for themselves and potentially overturn unjust denials, empowering them to access the care they need.

Worst insurers in Wisconsin by denial rate

Source: CMS Marketplace Transparency Report 2023. In-network ACA marketplace claims only.

Cigna Healthcare

33.1% denial rate

Cigna denies 33.1% of claims — 14.0 points above the national average. Their appeal overturn rate is 61%.

GLP-1 Medications: 44% deniedSpecialty Medications: 40% deniedMental Health: 37% denied

Full Cigna denial report →

Ambetter from Centene

21.3% denial rate

Ambetter denies 21.3% of claims — 2.2 points above the national average. Their appeal overturn rate is 53%.

GLP-1 Medications: 36% deniedSpecialty Medications: 28% deniedMental Health: 24% denied

Full Ambetter denial report →

Humana

13.1% denial rate

Humana denies 13.1% of claims — 6.0 points below the national average. Their appeal overturn rate is 67%.

GLP-1 Medications: 22% deniedSpecialty Medications: 18% deniedMental Health: 14% denied

Full Humana denial report →

Your rights as a Wisconsin insurance patient

Wisconsin offers specific patient protections that empower individuals facing claim denials. Patients have the right to an internal appeal process, allowing them to contest a denial directly with their insurer. If the internal appeal is unsuccessful, they can request an external Independent Medical Review, providing an unbiased assessment of the claim. The Wisconsin Office of the Commissioner of Insurance oversees these processes, ensuring compliance with state regulations. Additionally, filing a complaint with this office is free of charge and can create pressure on insurers to reconsider their decisions, further supporting patients in their quest for fair treatment.

Wisconsin Office of the Commissioner of Insurance
https://oci.wi.gov

Start My Wisconsin Appeal →

How to appeal a denial in Wisconsin

1
Request the denial in writing
Ask your insurer for the specific clinical criteria and coverage policy they used to deny you. They are legally required to provide it within 30 days.
2
File your internal appeal
Send a written appeal to your insurer within 180 days. Cite your doctor's clinical documentation, relevant medical guidelines, and Wisconsin insurance law. A well-written appeal citing specific laws wins over 80% of the time.
3
Escalate to the state if denied again
If your internal appeal is denied, file an Independent Medical Review (IMR) with the Wisconsin Office of the Commissioner of Insurance. This is free and decided by independent clinicians. Their decision is often binding.
4
Use disputes.health to generate your letter
Our agents generate a clinic-grade appeal letter in under 15 minutes — citing your state's laws, relevant medical guidelines, and your specific situation. We then submit it to your insurer for you.

How to appeal a denial →GLP-1 denial guide →Mental health denial guide →All public resources →

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The worst health insurers in Wisconsinby claim denial rate