Autonomous appeals for RCM teams

Appeal packets in 90 seconds, backed by policy and clinical evidence.

DenialDefender drafts submission-ready appeals with citations from payer policy, patient charts, and medical literature. No recovery, no fee.

MI300X Checking
$110B stranded recoverable revenue
44-82% win rate
When appeals are filed
60-90s drafts
End-to-end generation
Evidence grounded
Policy + chart + literature
Appeal PacketEvidence Linked
Denial Letter
Appeal Draft
12 citations82% confidence
Qwen3-32B + Qwen2.5-VL-7B on AMD MI300XFull FP16
44-82%
Appeal success rate when filed
$110B
Stranded recoverable revenue
60-90s
Draft generation time
$0
Upfront cost to start

From denial to submission-ready appeal

Designed for RCM teams that need speed, consistency, and evidence traceability.

Step 1
Upload the denial

Drop a PDF, fax, or portal export. We extract the denial code, payer, and request details.

Step 2
Retrieve evidence

We load chart data, payer policy bulletins, and clinical literature for the case.

Step 3
Draft the appeal

Qwen3-32B composes the letter with citations and payer-specific language.

Step 4
Review and export

Your team edits, approves, and exports PDF or TXT for submission.

Interactive Demo

Experience the RAG-on-MI300X pipeline. Upload a denial letter and watch the autonomous appeal generation in real-time.

🏥 Maria Elena Rodriguez, 52F
Lack of Medical NecessityMRI Lumbar Spine
UnitedHealthcare · $2,850Overturn Likely
🏥 David Anthony Chen, 45M
Missing Prior AuthorizationKnee Arthroscopy
Anthem BCBS · $18,420Overturn Likely
🏥 James Robert Patterson, 63M
Non-Covered ServiceContinuous Glucose Monitor (CGM)
Aetna · $1,285Needs Strong Argument
🏥 Priya Sharma, 67F
Coding ErrorTransthoracic Echocardiogram
Cigna Healthcare · $1,890Overturn Certain
🏥 Angela Marie Thompson, 49F
Experimental TreatmentProton Beam Radiation Therapy
BCBS Illinois · $42,500Strong Case for External Review
Drop your denial letter here
or click to browse · PDF, DOCX, TXT

RAG over fine-tuning, with audit-ready citations

Every appeal is grounded in retrieved evidence so reviewers can trace the exact policy clause or clinical fact.

Denial letter and payer policy criteria

Patient chart with diagnoses, labs, imaging, and notes

Clinical literature from PubMed Central Open Access

Past successful appeals by payer and specialty

AMD Instinct MI300X

192GB HBM3 keeps the 32B and 7B models co-resident at full FP16.

Long-context retrieval

Policy updates are indexed instantly, no retraining required.

30 synthetic cases

A clean, HIPAA-safe dataset spanning five payers and eight specialties to prove the pipeline.

  • Patient records, clinical notes, medications, and labs
  • Payer correspondence for medical necessity and coding
  • Policy bulletins and literature references
View generation scripts on GitHub

Clear boundaries for clinical trust

Built for regulated workflows with explicit human oversight.

What it does
  • Drafts appeal letters with citations
  • Surfaces payer policy criteria
  • Summarizes clinical evidence for reviewers
  • Exports submission-ready packets
What it does not
  • Diagnose or prescribe
  • Submit appeals without human review
  • Make coverage determinations
  • Train on customer PHI

Bring autonomous appeals to your RCM team

Start a pilot in days. We integrate with your denial intake workflow and deliver traceable, reviewer-ready appeals.