155.1 MAL NEO INTRAHEPAT DUCTS


Code Information

Diagnosis Code: 155.1

Short Description: Mal neo intrahepat ducts

Long Description: Malignant neoplasm of intrahepatic bile ducts

Code Classification:

  • Neoplasms (140–239)
    • Malignant neoplasm of digestive organs and peritoneum (150-159)
      • 155 Malignant neoplasm of liver and intrahepatic bile ducts
        • 155.1 Mal neo intrahepat ducts

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 155.1 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Adenocarcinoma (M8140/3) - see also Neoplasm, by site, malignant
    • bile duct type (M8160/3)
      • liver 155.1
      • unspecified site 155.1
  • Cancer (M8000/3)-see also Neoplasm, by site, malignant
    • bile duct type (M8160/3), liver 155.1
  • Carcinoma (M8010/3) - see also Neoplasm, by site, malignant
    • bile duct type (M8160/3)
      • liver 155.1
      • unspecified site 155.1
  • Cholangiocarcinoma (M8160/3)
    • liver 155.1
    • unspecified site 155.1
  • Cystadenocarcinoma (M8440/3) - see also Neoplasm, by site, malignant
    • bile duct type (M8161/3) 155.1
  •  
    • bile or biliary (tract)����������������������������� 156.9��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
      • canaliculi (biliferi) (intrahepatic)������ 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
      • canals, interlobular������������������������ 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
        • contiguous sites��������������������� 156.8��� -������������ -������������ -������������ -������������ -
      • duct or passage (common) (cystic) �(extrahepatic)������������������ 156.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
        • contiguous sites with gallbladder����������������� 156.8��� -������������ -������������ -������������ -������������ -
          • interlobular����������������������� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
          • intrahepatic����������������������� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
            • and extrahepatic��������� 156.9��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
    • canaliculi, biliary (biliferi) (intrahepatic)� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
    • cholangiole����������������������������������������� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
    • gall duct (extrahepatic).����������������������� 156.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
      • intrahepatic����������������������������������� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0
    • intrahepatic (bile) duct������������������������� 155.1��� 197.8����� 230.8����� 211.5����� 235.3����� 239.0

Crosswalk Information

The code 155.1 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
155.1 Right Arrow C22.1 Intrahepatic bile duct carcinoma
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
155.0 Malignant neoplasm of liver, primary
155.2 Malignant neoplasm of liver, not specified as primary or secondary


This page was last updated on: 10/1/2014