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Home/Diagnosis/ICD-10 Coding for Bile Duct Cancer

ICD-10 Coding for Bile Duct Cancer

C22.1
C24.0

Complete ICD-10-CM coding and documentation guide for icd-10 coding for bile duct cancer includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Cholangiocarcinoma
Biliary Tract Cancer
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Key Information: ICD-10 Coding for Bile Duct Cancer

Essential facts and insights about ICD-10 Coding for Bile Duct Cancer

Use ICD-10 code C22.1 for intrahepatic bile duct carcinoma, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Intrahepatic bile duct carcinoma

Billable Code
C22.1
Billable

Diagnostic Criteria

clinical:
  • • Mass located within liver parenchyma
documentation:
  • • Biopsy confirms intrahepatic origin

Applicable To

  • • Intrahepatic cholangiocarcinoma

Important Notes

  • • Ensure documentation specifies intrahepatic location to avoid coding errors.

Extrahepatic bile duct carcinoma

Billable Code
C24.0
Billable

Applicable To

  • • Extrahepatic cholangiocarcinoma

Important Notes

  • • Documentation must clearly state extrahepatic location.
Ancillary Codes

Additional codes that may be used with this diagnosis

K83.1

Bile duct obstruction

Use when obstruction is a documented complication.

Frequently Asked Questions

What is the ICD-10 code for intrahepatic bile duct cancer?

The ICD-10 code for intrahepatic bile duct cancer is C22.1. It is used when the tumor originates within the liver parenchyma.

How do you code extrahepatic bile duct cancer?

Extrahepatic bile duct cancer is coded as C24.0, applicable when the tumor is located in the common or hepatic ducts outside the liver.

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