Billable / Specific Code
ICD-10-CM K80.40 is the diagnosis code for Calculus of bile duct with cholecystitis, unspecified, without obstruction. This code falls under the section "Disorders of gallbladder, biliary tract and pancreas" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where K80.40 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, K80.40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
K80.40 is the ICD-10-CM diagnosis code for "Calculus of bile duct with cholecystitis, unspecified, without obstruction". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of K80.40 is K80.4 ("Calculus of bile duct with cholecystitis"). K80.40 provides a more specific classification within this category.
K80.40 is located in Section K80-K87 — "Disorders of gallbladder, biliary tract and pancreas" within Chapter 11 of the ICD-10-CM Tabular List.
Use K80.40 when the patients documented diagnosis matches "Calculus of bile duct with cholecystitis, unspecified, without obstruction" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Calculus of bile duct with cholecystitis, unspecified, without obstruction is K80.40.
Yes, K80.40 can be used as a primary diagnosis code since it is billable and specific.
K80.40 is in Chapter 11 of the ICD-10-CM Tabular List.
Yes, K80.40 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.