$25.7B in denied claims go unrecovered every year

Your denied healthcare claims
deserve a second chance

AppealFlow helps healthcare billing teams track, prioritize, and overturn denied claims with AI-powered appeal generation. Built by a billing specialist, for billing specialists.

Start Recovering Revenue → 3 free appeals/month · Sign up in seconds · See Pro plan
17%
Average claim denial rate, nearly doubled in a decade
65%
Of denied claims are never resubmitted or appealed
$118
Average cost to manually appeal a single denied claim

Insurance payers use AI to deny healthcare claims faster than your team can appeal them

Tight Deadlines

Appeal windows are short and unforgiving. Miss a deadline by one day and the revenue is gone forever.

📋

Manual Busywork

Crafting appeal letters, pulling documentation, navigating payer portals. Hours spent on each claim.

💸

Revenue Left Behind

Most practices don't have the bandwidth to work every denial. The highest-value claims get buried in the pile.

🔍

No Root Cause Visibility

Without pattern tracking, the same denial reasons repeat month after month. Prevention is impossible without data.

From insurance claim denial to recovered revenue — in 3 steps

01

Upload Denials

Import denied claims from your clearinghouse, EHR, or enter them manually. AppealFlow categorizes each by denial code, payer, and dollar amount.

02

AI Generates Appeals

Get payer-specific appeal letters drafted instantly, tailored to the denial reason, with supporting documentation requirements flagged.

03

Track and Recover

Monitor appeal status, track overturn rates by payer, and surface denial patterns so you can prevent them upstream.

Built by someone who works denials every day

Most denial management tools are built by engineers who learn healthcare. AppealFlow is different. It's built from the perspective of the billing specialist who actually sits in front of the screen, working claims, fighting payers, and trying to recover every dollar the practice earned.


Enterprise platforms cost $50K+ per year and take months to implement. AppealFlow is designed for the thousands of small and mid-size practices that can't afford that, but can't afford to ignore denials either.

Healthcare RCM Native
Built from real billing workflows, not theory

Simple, transparent pricing

No enterprise contracts. No hidden fees. No sales calls. Just pick a plan and start recovering revenue.

Free
$0/mo
Get started with AI-powered appeals. No credit card required.
  • 3 AI appeal letters per month
  • Unlimited claim tracking
  • Denial code reference library
  • Copy & download letters
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Everything you need to know about healthcare denial appeals

How do I write a healthcare denial appeal letter?

A strong healthcare denial appeal letter includes the patient name, claim number, date of service, the specific denial reason from the EOB, clinical evidence supporting medical necessity, and relevant CPT/ICD-10 codes. AppealFlow generates all of this in under 60 seconds by analyzing the denial code and payer.

What is the insurance claim denial appeal process?

The process involves: reviewing your EOB for the denial reason, gathering supporting documentation (medical records, prior auths), submitting a formal appeal letter within the payer's deadline (usually 30–180 days), following up, and escalating to external review if needed. AppealFlow tracks deadlines and automates the appeal letter step.

What should a medical claim appeal letter include?

Include the patient's insurance member ID, claim number, date of service, the denial code and reason, a clear argument for why the denial should be overturned, supporting clinical documentation, and references to the payer's own coverage policy. Citing payer-specific policy language significantly increases overturn rates.

How long does the insurance appeal process take?

Expedited appeals for urgent cases must be decided within 72 hours. Standard internal appeals resolve within 30–60 days. External independent reviews take an additional 30–45 days. AppealFlow tracks every deadline so you never miss a filing window—one of the top reasons appeals go unpaid.

What are the most common healthcare claim denial reasons?

Common denial codes include CO-4 (inconsistent modifier), CO-11 (diagnosis/procedure mismatch), CO-97 (bundled service), CO-50 (non-covered), CO-16 (missing information), and prior authorization not obtained. AppealFlow recognizes all CARC/RARC codes and generates targeted appeal arguments for each denial type.

Can AI really generate insurance appeal letters?

Yes. AppealFlow uses AI trained on denial patterns to generate appeal letters tailored to specific denial codes, payers, and procedure types. It incorporates medical necessity language, payer policy citations, and supporting documentation frameworks—producing in 60 seconds what takes experienced billing specialists an hour to write.

Every denied claim is revenue your practice already earned

AppealFlow exists to make sure it gets paid. AI-powered appeals. Smart prioritization. Built for billing teams who refuse to leave money on the table.


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