Mental health treatment denied: how to appeal
The insurer denied inpatient, IOP, PHP, or outpatient mental health care. Mental Health Parity Act argument (MHPAEA).
Why this denial happens
- Level of care criteria not met per InterQual or MCG
- Length-of-stay criteria not met
- Plan applied stricter criteria than for medical conditions
What overturns it
- Mental Health Parity Act argument (MHPAEA)
- Detailed treatment plan with criteria mapping
- Provider peer-to-peer review
Evidence checklist
- ✓Treatment records
- ✓Level-of-care criteria mapping
- ✓Provider letter
- ✓State parity complaint if needed
MHPAEA requires mental health benefits to be no more restrictive than medical benefits. Citing parity often shifts the conversation.
Draft an appeal for a "Mental health" denial
Free analysis identifies the cited policy and missing evidence. Then a finished letter.
FAQ
What does "Mental health treatment denied" mean on a denial letter?+
The insurer denied inpatient, IOP, PHP, or outpatient mental health care.
How long do I have to appeal?+
180 days from the date of denial for ERISA group plans and ACA marketplace plans. 60 days for Medicare Advantage. Check the denial letter for your specific deadline.
What is the success rate for this kind of appeal?+
Outcomes vary, but medical-necessity and step-therapy appeals overturn at meaningful rates when the appeal cites the insurer's own policy and the chart documents the required criteria.
Other denial reasons
Not legal or medical advice. This page is a self-help resource. You make your own decisions. Strip personal identifiers (name, date of birth, address, member ID) from any document before uploading or sharing. The information here summarizes commonly-published payer policies and federal rules; confirm against your specific plan document and the current denial letter before acting.