K83.1 Obstruction of bile duct

The ICD-10-CM code for Obstruction of bile duct is K83.1 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

11: Diseases of the digestive system (K00-K95)

Section

K80-K87: Disorders of gallbladder, biliary tract and pancreas (K80-K87)

Category K83

11 codes (9 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to K83.1:

• Mirizzi's syndrome (hepatic duct stenosis)
• Cholestasis NEC
• Jaundice (yellow) › obstructive
• Obstruction, obstructed, obstructive › ampulla of Vater
• Jaundice (yellow) › regurgitation
• Obliteration › common duct (noncalculous)
• Obliteration › bile duct (noncalculous)
• Obstruction, obstructed, obstructive › bile duct or passage (common) (hepatic) (noncalculous)

Inclusion Terms

• Occlusion of bile duct without cholelithiasis
• Stenosis of bile duct without cholelithiasis
• Stricture of bile duct without cholelithiasis

U.S. Hospital Utilization

• An estimated 127,895 U.S. inpatient stays in 2023 included K83.1 among the documented diagnoses.
• 18,165 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)