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K80.50 — Calculus of bile duct without cholangitis or cholecystitis without obstruction
K80.50
What this code means
A gallstone in the bile duct (choledocholithiasis) without infection or gallbladder inflammation and without blockage.
Also called: bile duct stone, choledocholithiasis.
When this code is used
Used for calculus of bile duct without cholangitis or cholecystitis without obstruction.
Where it sits in ICD-10-CM
Code K80.50 belongs to Chapter 11: Diseases of the digestive system, which covers codes K00–K95 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
Learn more about this condition
Related symptoms
Related anatomy
Frequently asked questions
What is ICD-10-CM code K80.50?
K80.50 is the ICD-10-CM diagnosis code for “Calculus of bile duct without cholangitis or cholecystitis without obstruction”. A gallstone in the bile duct (choledocholithiasis) without infection or gallbladder inflammation and without blockage.
When is code K80.50 used?
Used for calculus of bile duct without cholangitis or cholecystitis without obstruction. It belongs to Chapter 11 of ICD-10-CM (Diseases of the digestive system).
This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.