Free appeal tools for denials and billing disputes

Pick the generator that matches your denial type. Each tool drafts a letter you can edit, then review with your clinician or school before you submit. AppealFlow does not file appeals for you and does not guarantee approvals.

Claims

Medical Necessity Appeal Letters

Claims

Respond to a “not medically necessary” denial with diagnosis, records, and guidelines.

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Prior Authorization Appeals

Claims

Appeal a missing, delayed, or denied prior authorization before you lose coverage.

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General Appeal Letter Studio

Claims

Upload an EOB or enter denial details for any health insurance claim appeal.

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Pharmacy

GLP-1 & Weight Loss Rx Appeals

Pharmacy

Draft an appeal for denied Wegovy, Zepbound, Ozempic, or Mounjaro prior authorization.

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Prescription & Formulary Appeals

Pharmacy

Appeal a PBM or insurer formulary denial, quantity limit, or non-formulary drug.

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Step Therapy Exception Appeals

Pharmacy

Request an exception when the plan requires you to try a cheaper drug first.

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Imaging

MRI & CT Scan Imaging Appeals

Imaging

Appeal a denied MRI, CT, or PET scan using medical-necessity documentation.

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Emergency

No Surprises Act ER Bill Disputes

Emergency

Dispute an out-of-network ER or facility surprise bill under federal law.

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Dental

Dental & Orthodontic Claim Appeals

Dental

Appeal denied crowns, implants, root canals, or orthodontia with clinical records.

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Education

College Financial Aid & SAP Appeals

Education

Request a FAFSA professional judgment review or appeal a SAP suspension.

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Insurer-specific appeal guides

Portals, deadlines, and documentation notes for common carriers. Pair a guide with the matching generator above.

10 free tools · Medical & legal disclaimer