C22.1
Intrahepatic bile duct carcinoma
- Release
- FY 2027
- Effective
Hierarchy
Where C22.1 sits in the official hierarchy. Each level is the code it is classified under.
- C22 Parent Malignant neoplasm of liver and intrahepatic bile ducts
- C22.1 This code Intrahepatic bile duct carcinoma
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Cholangiocarcinoma
Excludes1
malignant neoplasm of biliary tract NOS ( C24.9 )
Inherited from C22 — Malignant neoplasm of liver and intrahepatic bile ducts
Excludes1
malignant neoplasm of hepatic duct ( C24.0 )
Use Additional Code
code to identify:
Inherited from C22 — Malignant neoplasm of liver and intrahepatic bile ducts
Use Additional Code
alcohol abuse and dependence ( F10 .-)
Inherited from C22 — Malignant neoplasm of liver and intrahepatic bile ducts
Version History
How C22.1 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentIntrahepatic bile duct carcinoma
-
FY 2026 Effective
UnchangedIntrahepatic bile duct carcinoma
Related Codes
Other codes under C22
- C22.0 Liver cell carcinoma Billable
- C22.2 Hepatoblastoma Billable
- C22.3 Angiosarcoma of liver Billable
- C22.4 Other sarcomas of liver Billable
- C22.7 Other specified carcinomas of liver Billable
- C22.8 Malignant neoplasm of liver, primary, unspecified as to type Billable
- C22.9 Malignant neoplasm of liver, not specified as primary or secondary Billable
Codes whose official notes reference C22.1
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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