K81.1
BillableChronic cholecystitis
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Long-term inflammation of the gallbladder that develops over time, often related to repeated gallstone episodes.
Coding Tips
- •Do not use this code if acute cholecystitis is also present in the same episode; use K81.2 instead
- •Document the chronic nature and duration in the medical record for proper code selection