All ICD10 Codes

K83

Non-Billable
ChapterK00–K95
Rankcategory
Official Description

Other diseases of biliary tract

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).

CH11 Parent Instructions

Excludes2(Not included here)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Excludes1(Not coded here)
  • postcholecystectomy syndrome (K91.5)
Excludes2(Not included here)
  • conditions involving the gallbladder (K81-K82)
  • conditions involving the cystic duct (K81-K82)

Clinical Hierarchy

CH11Diseases of the digestive system (K00-K95)
K80-K87Disorders of gallbladder, biliary tract and pancreas (K80-K87)
K83Other diseases of biliary tract
K83.0Cholangitis
K83.1Obstruction of bile duct
K83.2Perforation of bile duct
K83.3Fistula of bile duct
K83.4Spasm of sphincter of Oddi
K83.5Biliary cyst
K83.8Other specified diseases of biliary tract
K83.9Disease of biliary tract, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K83:

chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to K83. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Adhesions, adhesive (postinfective)2 unique routes
bile duct (common) (hepatic)→K83
common duct→K83
Angiocholitis1 unique routes
Direct index entry→K83
Atrophy, atrophic (of)1 unique routes
bile duct (common) (hepatic)→K83
Cholangiectasis1 unique routes
Direct index entry→K83
Cholangiohepatitis1 unique routes
Direct index entry→K83
Cholangiolitis (acute) (chronic) (extrahepatic) (gangrenous) (intrahepatic)1 unique routes
Direct index entry→K83
Cholangitis (ascending) (recurrent) (secondary) (stenosing) (suppurative)4 unique routes
Direct index entry→K83
primary→K83(2 variants)
sclerosing→K83
sclerosing→K83
Choledochitis (suppurative)1 unique routes
Direct index entry→K83
Cholestasis NEC1 unique routes
Direct index entry→K83
Cicatrix (adherent) (contracted) (painful) (vicious)2 unique routes
bile duct (common) (hepatic)→K83
common duct→K83
Contraction (s), contracture, contracted1 unique routes
bile duct (common) (hepatic)→K83
Cyst (colloid) (mucous) (simple) (retention)2 unique routes
bile duct (common) (hepatic)→K83
common (bile) duct→K83
Deformity3 unique routes
bile duct (common) (congenital) (hepatic)
acquired→K83
biliary duct or passage (congenital)
acquired→K83
hepatic duct (congenital)
acquired→K83
Dilatation1 unique routes
common duct (acquired)→K83
Disease, diseased3 unique routes
bile duct (common) (hepatic)→K83(2 variants)
specified NEC→K83
biliary (tract)→K83

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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