Eating disorder care

When You're Told You're Not Sick Enough

Save

Insurers sometimes refuse eating disorder care by calling a patient not sick enough, often leaning on weight when the illness is far more than weight. Here is how those denials work, why federal parity law limits them, what a single case agreement and an appeal actually involve, and the free advocates who take these fights on.

Last updated: July 2026History

Talk to a clinician

Gale can help you find a clinician in your state and request a visit.

Find care →

What does "not sick enough" actually mean?

When an insurer says someone is not sick enough for the requested care, it means a reviewer decided the request did not meet that plan's medical-necessity criteria. It is an administrative judgment, not a diagnosis, and the clinicians who examined the patient may strongly disagree with it. "Not sick enough" is a coverage decision, not a diagnosis. Levels of eating disorder care are meant to be matched to a person's medical and psychiatric stability, and moved up or down as that stability changes, rather than fixed to one measurement 1. A denial letter is the start of a conversation, not the end of one.

Illness is not measured by a single number

A person can be gravely ill with an eating disorder while looking, to a stranger or a claims reviewer, unremarkable. The danger lives in behavior and physiology, in the restriction and the collapse of a normal relationship with food, not in whether a body has reached some stereotyped appearance. This is why a weight-based denial so often misreads the illness: guideline-based care recommends a full medical and psychiatric evaluation of the disorder itself, and evidence-based, disorder-focused treatment, regardless of how the body looks on the outside 2. Deserving care has never depended on hitting a number.

What federal parity law says

Federal parity law, the Mental Health Parity and Addiction Equity Act, generally requires that a plan covering mental-health and substance-use care apply financial requirements and treatment limits no more restrictively than it applies them to medical and surgical care 3. In practice that means the standard an insurer uses to decide medical necessity for an eating disorder is not supposed to be quietly harsher than the standard it uses for a physical illness. Understanding what your plan means by medical necessity, and asking for the written criteria it applied, is often where an appeal begins.

What a single case agreement and an appeal involve

When the right program is out of network, families sometimes ask for a single case agreement, a one-time contract that lets a specific out-of-network facility be covered for one specific patient 4. When care is denied outright, there is a defined ladder for appealing a denial 4:

  • Peer-to-peer review — the treating clinician speaks directly with the insurer's reviewing doctor.
  • Internal appeal — a formal, written request that the plan reconsider, with the option to ask for an expedited decision when a delay is dangerous.
  • External review — an independent outside reviewer, once the internal appeal rights are used up.

The same ladder applies to a mid-treatment denial, when a plan stops covering care that is already underway, and to a residential denial appeal. Keeping every letter, criteria set, and call log is what makes these steps possible.

Where to turn when a claim is denied

A denial is not the last word, and no family has to navigate it alone. Federal consumer guidance explains that parity protections exist, that a benefit denied in error may carry appeal rights, and that a state insurance regulator can be asked to step in 5. Separately, a national nonprofit offers free insurance navigation, treatment placement help, cash-assistance grants, and clinical assessment for people facing barriers to eating disorder care 6. Free, expert help with these appeals exists, and using it is ordinary, not a last resort.

Why the timing matters

Waiting for someone to become visibly, undeniably sick before care is approved gets the logic of these illnesses backward. Eating disorders are serious conditions, and evidence-based treatment for them works, which is exactly why guidelines call for evaluation and disorder-focused care rather than a wait-and-see delay 2. An appeal takes energy a frightened family may feel it does not have. That is the moment to lean on the advocates and regulators above, and to keep the person in front of a treating clinician while the paperwork moves.

Common questions

Insurers can deny care they decide does not meet their medical-necessity criteria, and some lean heavily on weight. That is a coverage decision, not a medical verdict, and it can be appealed. Federal parity law limits how restrictively a plan may treat mental-health benefits compared with medical ones.

It is a one-time contract in which an insurer agrees to cover a specific out-of-network facility for one specific patient, usually because the right in-network care is not available. Treatment teams and nonprofit navigators often help request one when a needed program is out of network.

There is a defined ladder: a peer-to-peer review between the treating clinician and the insurer's doctor, a formal internal appeal that can be expedited when delay is dangerous, and an independent external review once internal appeals are exhausted. Keeping every letter and call log makes each step possible.

Guideline-based care matches the level of treatment to a person's medical and psychiatric stability, not to a single number. A person can be seriously ill across a wide range of body sizes. A weight-based denial often misreads the illness, and that reasoning can be challenged on appeal.

Federal consumer guidance points families to appeal rights and to their state insurance regulator. A national nonprofit also offers free insurance navigation, treatment placement, cash-assistance grants, and clinical assessment. A treating clinician can lead the peer-to-peer review that often reverses a denial.

Related

Deciding about this?

A short, sourced overview to weigh with your clinician:

Say it back

How would you explain this to someone you love?

Two or three sentences, just as you’d say it. Gale reflects back what you focused on — a mirror, not a quiz.

If things feel heavy, a person is available anytime — call or text 988.

Talk to a clinician

Gale can help you find a clinician in your state and request a visit.

Find care →

When an eating disorder becomes a medical emergency

  • Fainting, collapse, or a near-faint on standing
  • Chest pain, a racing or irregular heartbeat, or shortness of breath
  • Confusion, disorientation, or a seizure
  • Expressing thoughts of suicide or of not wanting to be alive

If someone has these signs, call 911 or go to the nearest emergency room; for thoughts of suicide, call or text 988. An emergency room must evaluate and stabilize a patient regardless of what an insurer has said about coverage.

This article is health information, not medical or legal advice, and it does not diagnose any condition or guarantee any coverage outcome. Insurance rules vary by plan and state. An eating disorder needs evaluation and care from qualified clinicians; decisions about treatment and appeals should be made with them.

Did this answer your question?

References

  1. 1.National Eating Disorders Association (2024). Levels of Care for Eating Disorders. National Eating Disorders Association (NEDA). linkThat levels of eating disorder care are defined by intensity and medical monitoring and are stepped up or down based on a patient's medical and psychiatric stability rather than a single measurement.
  2. 2.Crone C, Fochtmann LJ, Attia E, et al. (American Psychiatric Association) (2023). The American Psychiatric Association Practice Guideline for the Treatment of Patients With Eating Disorders (Fourth Edition). American Journal of Psychiatry. doi:10.1176/appi.ajp.23180001That evidence-based care recommends a full medical and psychiatric evaluation and disorder-focused treatment for the eating disorder itself, not a wait-and-see delay gated on appearance.
  3. 3.Centers for Medicare & Medicaid Services (2024). The Mental Health Parity and Addiction Equity Act (MHPAEA). CMS (Centers for Medicare & Medicaid Services). linkThat MHPAEA generally requires plans offering mental-health and substance-use benefits to apply financial requirements and treatment limitations no more restrictively than for medical and surgical benefits.
  4. 4.Project HEAL (2024). Single Case Agreements + Appeals. Project HEAL. linkWhat a single case agreement is and the steps to appeal a denial: peer-to-peer review, expedited internal appeal, and external review.
  5. 5.U.S. Department of Health and Human Services (2024). Mental Health and Substance Use Insurance Help. HHS.gov. linkThat parity protections exist, that a benefit denied in error may carry appeal rights, and that a family can seek help through their state insurance regulator.
  6. 6.Project HEAL (2024). Our Programs (Insurance Navigation, Treatment Placement, Cash Assistance, Clinical Assessment). Project HEAL. linkThat a national nonprofit offers free insurance navigation, treatment placement, cash-assistance grants, and clinical assessment for people facing barriers to eating disorder care.

6 sources, numbered by first appearance. General health information, not medical advice. AI-assisted editorial content — citations link their sources. Editorial policy