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K81.1

Billable

Chronic 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

Code Hierarchy

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