Mental Health Parity Laws: What Your Insurance Must Cover

If you have ever been denied coverage for therapy, inpatient treatment, or a substance use program, you are not alone, and you may have more rights than you realize. Federal law actually requires most health plans to treat mental health care the same way they treat a broken arm or surgery. Understanding these protections can make the difference between paying out of pocket and getting the care you are entitled to.

What the Mental Health Parity Act Actually Requires

The Mental Health Parity and Addiction Equity Act, often called MHPAEA, generally prevents group health plans and insurers from making mental health or substance use disorder benefits harder to access than medical and surgical benefits. This applies to financial requirements like copays and coinsurance, as well as treatment limitations such as visit caps, prior authorization rules, and network restrictions.

In plain terms, if your plan covers unlimited physical therapy visits but caps mental health visits at a much lower number, that is a red flag. A majority of health plans cannot require preauthorization for all mental health and substance use disorder treatments, and visit limits on mental health benefits cannot be more restrictive than those applied to medical or surgical visits.

Why Enforcement Still Matters

Even with this law in place, gaps remain. Prior authorization for mental health services was the most common type of violation federal regulators found during their most recent enforcement review. Reimbursement issues add another layer of difficulty, since insurance reimbursements for behavioral health visits run about 22% lower than for medical or surgical office visits, which can make it harder to find an in-network provider in the first place.

On a more encouraging note, federal enforcement efforts have already produced corrections benefiting more than 7.6 million participants across over 72,000 health plans, showing that pushing back on denials can genuinely pay off.

How to Fight Back If You Are Denied

If a claim for mental health or substance use treatment is denied, you have options. Consider these steps:

• Request the denial in writing and ask the insurer to explain exactly which policy provision was applied
• Compare that provision to how a similar medical or surgical service is treated under your plan
• File a formal internal appeal with your insurance company before any deadline listed in your denial letter
• Contact your state insurance department or the Department of Labor if the internal appeal does not resolve the issue
• Keep copies of every letter, email, and phone call for your records

Coverage denials are not always the final word, and parity protections exist specifically to give you leverage.

If you would like help understanding what your plan covers or reviewing a recent denial, contact our office today. We are happy to walk through your policy with you.