Calculate Medicare DRG assignments from ICD-10 codes with MCE edits and HAC logic
1. Enter demographics — Age, sex, discharge status, and grouper version
2. Add ICD-10 codes — Principal diagnosis (required), plus any secondary diagnoses and procedures
3. Click Calculate — Get instant DRG assignment with weight, MDC, and validation edits
Need help? Click 📖 Instructions on the left for detailed guidance.
First time? Click Try Demo to see a sample STEMI case.
Verify DRG assignments, validate coding accuracy, and quickly check how different code combinations affect reimbursement.
Perform audits, identify coding opportunities, analyze DRG optimization strategies, and validate EMR grouper outputs.
Learn DRG grouping logic, practice medical coding scenarios, and understand how diagnoses and procedures interact in reimbursement.
Evaluate clinical documentation impact, test query scenarios, and demonstrate to physicians how documentation affects DRG assignment.
Validate EMR grouper implementations, test edge cases, compare results against CMS specifications, and debug grouping logic.
Demonstrate reimbursement impact to clients, perform quick what-if analyses, and support revenue optimization recommendations.
Hey there! 👋 I built this tool to make DRG grouping easier for everyone. Whether you're coding a single chart or validating your EMR's grouper output, this tool has you covered. No more waiting for software updates or dealing with complicated installations!
Just enter your codes, and we'll handle all the complex Medicare rules, HAC logic, and MCE edits behind the scenes.
Get DRG assignments in seconds with a clean, intuitive interface
Only uses codes and minimal demographics - no PHI needed
No registration or software installation needed