K80.66: Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction
K80.66 is the billable ICD-10-CM diagnosis code for Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code K80.66?
K80.66 is the ICD-10-CM diagnosis code for Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction. It belongs to category K80 (Cholelithiasis).
Is K80.66 a billable code?
Yes. K80.66 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does K80.66 belong to?
K80.66 is part of ICD-10-CM category K80 — Cholelithiasis, which has 80 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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