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National DisabilityResource Project
Family guidance

Denials and appeals

This page is a general national information resource for families and caregivers. It is designed to help people understand common denial and appeal issues in disability, Medicaid, and insurance systems. It is not legal advice.

What a denial letter usually means

A denial letter usually means a program, insurer, or agency has decided not to approve a service, item, payment, or eligibility request. The letter usually contains the key reason for the decision, the date, and information about what steps can be taken next.

Common reasons denials happen

Denials can happen because a service was not considered medically necessary, the item is not covered, documentation is missing, prior authorization was incomplete, or a level-of-care standard was not met.

Why the reason should be in writing

Written explanations help families understand what standard was applied, what information may be missing, and what kind of response may be most helpful on appeal.

Why deadlines matter

Deadlines are one of the most important parts of any denial or appeal process. Many programs allow only a short period of time to challenge a decision. Missing that deadline can make it much harder to preserve rights.

What an appeal is

An appeal is a request for the decision to be reviewed again. It is often the stage where families submit additional records, explain why the service is needed, or correct missing information.

What a fair hearing is

A fair hearing is a more formal review process used in many public benefits systems, including Medicaid. A hearing officer or designated decision-maker reviews the dispute.

Records families may want to keep

Keep copies of denial letters, approval letters, prior authorization submissions, prescriptions, evaluations, letters of medical necessity, therapy reports, hospital discharge summaries, and call notes.

Documents that often help

Updated clinical notes, specialist letters, therapy evaluations, hospital records, functional assessments, prescriptions, and letters of medical necessity.

Important reminder

Appeal rights, hearing rights, and filing deadlines vary by state, program, managed care plan, and insurer. Verify the current process directly with the entity that issued the denial.

Help us keep this page accurate

Spotted something outdated or incorrect? Tell us and our team will verify it against current sources.

National Disability Resource Project

A Colorado nonprofit publishing free, independent, plain-language guides to disability services, benefits, and rights.

cbrown@ndrproject.com

© 2026 National Disability Resource Project. Information on this site is for educational purposes only and is not legal, medical, or financial advice.

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