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K82.8

K82.8: Other specified diseases of gallbladder

Billable / specific codeICD-10-CM

K82.8 is a billable, specific ICD-10-CM code for other specified diseases of gallbladder. It is valid for submission on a claim.

Check K82.8 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Adhesions of cystic duct or gallbladder
  • Atrophy of cystic duct or gallbladder
  • Cyst of cystic duct or gallbladder
  • Dyskinesia of cystic duct or gallbladder
  • Hypertrophy of cystic duct or gallbladder
  • Nonfunctioning of cystic duct or gallbladder
  • Ulcer of cystic duct or gallbladder

Excludes1 inherited from the categories above K82.8

A category’s note binds every code beneath it.

Written on K82: Other diseases of gallbladder

  • nonvisualization of gallbladder (R93.2)
  • postcholecystectomy syndrome (K91.5)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

K82.8 is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A57484Billing and Coding: Vitamin D Assay Testing

Alphabetic index entries that lead here

  • Acholia
  • Cholecystectasia
  • Rokitansky-Aschoff sinuses(gallbladder)
  • Adhesions, adhesive›cystic duct
  • Adhesions, adhesive›gallbladder
  • Adhesions, adhesive›pericholecystic
  • Atrophy, atrophic›cystic duct
  • Atrophy, atrophic›gallbladder
  • Calcification›gallbladder
  • Cyst›cystic duct
  • Cyst›gallbladder
  • Dilatation›cystic duct(acquired)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K82

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.