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Behavioral Health Denial

Aetna Denied Your Mental Health Treatment?

Published data shows denial and appeal outcomes vary by plan, product year, denial reason, and documentation. Use this page to spot the issues to request and the evidence to gather before you decide what to submit.Sources include KFF ACA Marketplace Transparency Data, HHS OIG reports, and state insurance department filings. Aggregate rates are context, not predictions for an individual case.

Varies
Denial Data
Case-specific
Appeal Outcome
30-60 days
Typical Timeline
$3,000–$20,000
Typical Claim

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

Why they said no

Why Aetna Denies Mental Health Treatment

Session limits or visit caps

Not medically necessary per reviewer assessment

Provider not in-network

Diagnosis not covered under plan

Aetna patterns

Aetna's Common Denial Patterns

Citing lack of medical necessity without reviewing full records

Applying step therapy requirements retroactively

Using internal guidelines stricter than Medicare standards

What works

How to Strengthen Your Mental Health Treatment Appeal

Cite MHPAEA — mental health must be covered at parity with medical/surgical

Document treatment necessity from psychiatrist or psychologist

Show that denial applies stricter criteria than comparable medical treatment

File with DOL if ERISA plan violates parity requirements

Your rights

Laws That Protect You

Mental Health Parity and Addiction Equity Act (MHPAEA)

ACA Essential Health Benefits — Mental health is required

State mental health parity laws

Playbook

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 Mental Health Treatment Denial?

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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.