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Oncology Denial

Aetna Denied Your Cancer Treatment?

According to federal data, Aetna (CVS Health) denies approximately 16.7% of claims. When patients appeal, about 49% are overturned. Your cancer treatment denial may have grounds for a successful appeal.Sources: KFF ACA Marketplace Transparency Data, HHS OIG Reports, state insurance department filings. Rates are aggregate averages — individual results vary by plan type, denial reason, and documentation.

16.7%
Denial Rate
49%
Appeal Success
30-60 days
Typical Timeline
$20,000–$200,000+
Typical Claim

Based on published government and industry research. Individual results vary based on denial type, insurer, and documentation.

Why Aetna Denies Cancer Treatment

Treatment classified as experimental or investigational

Not following insurer-preferred treatment protocol

Out-of-network oncologist required for specialized care

Aetna's Common Denial Tactics

Citing lack of medical necessity without reviewing full records

Applying step therapy requirements retroactively

Using internal guidelines stricter than Medicare standards

How to Win Your Cancer Treatment Appeal

NCCN guidelines supporting the treatment protocol

Peer-reviewed studies and clinical trial results

Oncologist letter with detailed treatment rationale

FDA approval documentation for the specific indication

Consider attorney involvement for high-value cancer treatment denials

Laws That Protect You

ACA — Cancer screening and treatment as Essential Health Benefits

State cancer treatment mandate laws

Clinical trial coverage requirements (ACA §2709)

Tips for Appealing to Aetna

Request the specific clinical criteria used to deny your claim

Ask for a peer-to-peer review between your doctor and their medical director

File with your state insurance department if internal appeal fails

Ready to Review Your Cancer Treatment Denial?

Upload your denial letter and get a clear analysis in minutes. We'll identify potential weaknesses in Aetna's reasoning and outline your appeal options.

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This information is for educational and informational purposes only. It does not constitute legal or medical advice. Statistics cited are from publicly available sources including KFF, HHS OIG, and state insurance department data. Individual results may vary. Consult a qualified professional before taking action on your specific situation.

Aetna Denied Your Cancer Treatment? Here's How to Appeal | Lysco