Audit Summary
Challenge Script Ready
“I am writing to dispute line items on my bill dated March 15, 2025. Item CPT 80053 appears duplicated. Per CMS guidelines...”
How Koda Works
Three simple steps to uncover billing errors and get money back
Upload Your Documents
Take a photo or upload your hospital bill and Explanation of Benefits (EOB). Supports JPG, PNG, and PDF formats.
AI Analyzes Your Bill
Our engine extracts all CPT and HCPCS codes, then checks them against CMS NCCI tables and drug audit rules to flag errors.
Get Your Report & Script
Download a detailed PDF report and a ready-to-use dispute letter you can send directly to the hospital or your insurer.
Powerful Audit Engine
Built on the same rules used by professional medical billing auditors
OCR Extraction
Automatically extracts all line items, procedure codes, and charges from your bill images with high accuracy.
CMS NCCI Compliance
Cross-references every CPT code pair against CMS National Correct Coding Initiative edits to catch unbundling violations.
Drug Audit Rules
Detects inflated drug charges, incorrect dosage billing, and HCPCS drug code errors using proprietary audit rules.
Duplicate Detection
Identifies duplicate charges for the same procedure, service date, or provider within your bill.
PDF Report
Generates a professional, formatted PDF report you can share with your insurer, employer, or attorney.
Dispute Script
Provides a personalized, ready-to-send dispute letter citing specific billing codes and regulatory violations.
Patients Are Winning
Real stories from people who fought back against billing errors
“Koda found 4 duplicate charges on my emergency room bill. I used the dispute letter and got $2,400 back. Unbelievable.”
“After my surgery, I had a $18,000 bill. Koda flagged NCCI violations I never would have caught. My final bill was $13,500.”
“The challenge script was perfect. I just sent it to the billing department and they corrected three charges without any pushback.”