An Insider's Survival Manual

Your Medicare claim was denied. That's not the end — it's the start of your appeal.

Name: DENIED. The Insider's Manual to Winning Your Medicare Advantage Appeal
Author: Gabriel Voss

A 2024 KFF analysis found that roughly 80% of appealed Medicare Advantage prior-authorization denials get overturned. Most people never file. DENIED. is the plain-English manual — with 5 ready-to-send letters — that shows you exactly how to win.

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Now in paperback and Kindle.

Written by Gabriel Voss, an insider from the Medicare Advantage industry.

DENIED. — The Insider's Manual to Winning Your Medicare Advantage Appeal

~80%

of appealed prior-authorization denials are overturned (KFF, 2024)

11.5%

of denied prior-authorization requests are ever appealed (KFF, 2024)

ready-to-send appeal letters inside

72 hrs

to decide an expedited appeal (42 CFR §422.590(e))

What's inside the book

A short, practical playbook you can act on the day your denial arrives.

› Read your denial

Decode the denial notice and find the two things your entire appeal depends on.

› Beat the deadlines

The filing windows that sink most appeals — and how to protect every one.

› The five levels of appeal

Climb the ladder with confidence. Most people win at the first two levels.

› Fast 72-hour appeals

When your health can't wait, how to force a decision in three days.

› Evidence that overturns

The doctor's letter, records, and coverage rules that flip a denial to a yes.

› 5 ready-to-send letters

Fill-in-the-blank appeal letters and scripts you can send today.

Get DENIED. on Amazon

Also available in paperback — 31 pages, 6x9 print edition.

About the author

Gabriel Voss spent a career inside the Medicare Advantage industry — the side that decides which claims get paid and which get denied. Frustrated by how many people gave up on care they were entitled to, he wrote the manual he wished every patient and caregiver had: a clear, step-by-step guide to reading a denial, hitting the deadlines, and winning the appeal.

Every week, Gabriel Voss also publishes free guides here to help you navigate Medicare, avoid bad plans, and fight denied claims.

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September 21, 2026

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