ICD-10-CM › K00-K95 › K80-K87 › K codes › K81

K81

Cholecystitis

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 4 more specific codes instead:

  • K81.0 Acute cholecystitis
  • K81.1 Chronic cholecystitis
  • K81.2 Acute cholecystitis with chronic cholecystitis
  • K81.9 Cholecystitis, unspecified

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Cholecystitis

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

  • cholecystitis with cholelithiasis (K80.-)

Use additional code

  • code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)