How do I appeal a health insurance denial?

You can appeal a health insurance denial by writing a formal appeal letter citing the specific reason for denial, relevant medical evidence, and applicable federal and state laws. Healthcare Watchdog's free AI tool generates a professional appeal letter in minutes, citing the exact laws and regulations your insurer may have violated.

Is this insurance appeal tool really free?

Yes, Healthcare Watchdog's AI appeal letter generator is completely free. There are no hidden fees, no paywalls, and no data sold. The platform was built by a patient who experienced insurance denial firsthand.

What types of insurance denials can I appeal?

You can appeal medical necessity denials, out-of-network denials, prior authorization denials, experimental treatment denials, and more. Our tool works for all major insurers including UnitedHealthcare, Aetna, Cigna, Blue Cross Blue Shield, and Humana.

How long do I have to appeal an insurance denial?

Appeal deadlines vary by state and insurer, typically ranging from 30 to 180 days. Under the ACA, you generally have 180 days for internal appeals and 4 months for external review. Check your specific state's deadlines on our State Rights page.

What is the success rate of insurance appeals?

Studies show that roughly 50% of insurance appeals are successful, yet fewer than 1% of denied claims are ever appealed. This means millions of people are paying for care that should have been covered. A well-written appeal letter with proper legal citations significantly increases your chances.

Legal Intelligence

Case Database

Lawsuits, settlements, and regulatory actions against UnitedHealth Group since the Affordable Care Act (March 2010).

1,000

Total Cases

615

Settled

$340.0M

Total Settlements

Showing 25 of 2,212 cases

Page 1 of 89

	Status		Type
Schoonover v. UnitedHealth Group Incorporated C.D. Cal. (Federal)	Ongoing	Apr 24, 2026	Civil Suit	—
Moe Karami DDS Inc v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Southeast Kansas Eye Care Associates, P.A. v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Pediatric Clinic, Ltd. v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Agius Psychological Services, LLC v. Unitedhealth Group, Incorporated D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
CEPD Psychological Services v. UNITEDHEALTH GROUP INCORPORATED D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Anesthesia Services, P.A. v. Change Healthcare Inc. D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Kidstuff Child And Family Counseling PC v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 23, 2026	Civil Suit	—
Fish v. UnitedHealth Group Inc. D. Minnesota (Federal)	Ongoing	Apr 22, 2026	Civil Suit	—
Living Waters Medical Center v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 22, 2026	Civil Suit	—
Rebound Physical Therapy, LLC v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 22, 2026	Civil Suit	—
Teresa Schroeder South City Counsel STL, LLC v. UnitedHealth Group Incorporated D. Minnesota (Federal)	Ongoing	Apr 22, 2026	Civil Suit	—
Dr. Stefana Pecher, LLC v. UnitedHealth Group Incorporated D. Conn. (Federal)	Ongoing	Apr 22, 2026	Civil Suit	—
SEC Filing 8-K: 8-K filing - 2.02,9.01 U.S. Securities and Exchange Commission	Filed	Apr 21, 2026	SEC Filing	—
SEC Filing DEF 14A: DEF 14A filing - tm261387-6_def14a.htm U.S. Securities and Exchange Commission	Filed	Apr 21, 2026	proxy statement	—
Care Counseling Services LLC v. UnitedHealth Group Incorporated D.N.H. (Federal)	Ongoing	Apr 20, 2026	Civil Suit	—
Therapy My Way Psychology P.C. v. UnitedHealth Group Incorporated E.D.N.Y (Federal)	Ongoing	Apr 17, 2026	Civil Suit	—
Therapy My Way Psychology P.C. v. UnitedHealth Group Incorporated E.D.N.Y (Federal)	Ongoing	Apr 17, 2026	Civil Suit	—
McBride v. UnitedHealth Group Incorporated S.D.N.Y. (Federal)	Ongoing	Apr 17, 2026	Civil Suit	—
Foundation Labs, LLC v. Change Healthcare, Inc. D. Minnesota (Federal)	Ongoing	Apr 17, 2026	Civil Suit	—
Life Learning Counseling PLLC v. UnitedHealth Group Incorporated W.D.N.C. (Federal)	Ongoing	Apr 16, 2026	Civil Suit	—
BASSETT v. GOLDEN RULE INSURANCE COMPANY W.D. Pa. (Federal)	Ongoing	Apr 16, 2026	Civil Suit	—
Tiffany Kettermann, LLC v. UnitedHealth Group Incorporated D. Or. (Federal)	Ongoing	Apr 16, 2026	Civil Suit	—
v. GOLDEN RULE INSURANCE COMPANY W.D. Pa. (Federal)	Ongoing	Apr 16, 2026	Civil Suit	—
Parker Medical Center LTD v. UnitedHealth Group Incorporated D. Ariz. (Federal)	Ongoing	Apr 16, 2026	Civil Suit	—

Data sourced from public DOJ, SEC, federal courts (CourtListener), HHS OIG, and State AG records since 2020. Updated continuously.

AI Summaries paused — data review in progress