157.4 MAL NEO ISLET LANGERHANS


Code Information

Diagnosis Code: 157.4

Short Description: Mal neo islet langerhans

Long Description: Malignant neoplasm of islets of langerhans

Code Classification:

  • Neoplasms (140–239)
    • Malignant neoplasm of digestive organs and peritoneum (150-159)
      • 157 Malignant neoplasm of pancreas
        • 157.4 Mal neo islet langerhans

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 157.4 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Adenocarcinoma (M8140/3) - see also Neoplasm, by site, malignant
    • islet cell (M8150/3)
      • pancreas 157.4
      • unspecified site 157.4
  • Carcinoma (M8010/3) - see also Neoplasm, by site, malignant
    • islet cell (M8150/3)
      • pancreas 157.4
      • unspecified site 157.4
  • Gastrinoma (M8153/1)
    • malignant (M8153/3)
      • pancreas 157.4
      • unspecified site 157.4
  • Glucagonoma (M8152/0)
    • malignant (M8152/3)
      • pancreas 157.4
      • unspecified site 157.4
  • Insulinoma (M8151/0)
    • malignant (M8151/3)
      • pancreas 157.4
      • unspecified site 157.4
  •  
    • insular tissue (pancreas)���������������������� 157.4��� 197.8����� 230.9����� 211.7����� 235.5����� 239.0
      • brain�������������������������������������������� 191.0��� 198.3����� -������������ 225.0����� 237.5����� 239.6
    • islands or islets of Langerhans������������ 157.4��� 197.8����� 230.9����� 211.7����� 235.5����� 239.0
    • Langerhans, islands or islets��������������� 157.4��� 197.8����� 230.9����� 211.7����� 235.5����� 239.0
    • pancreas�������������������������������������������� 157.9��� 197.8����� 230.9����� 211.6����� 235.5����� 239.0
      • islet cells�������������������������������������� 157.4��� 197.8����� 230.9����� 211.7����� 235.5����� 239.0
  • Tumor (M8000/1) - see also Neoplasm, by site, unspecified nature
    • alpha cell (M8152/0)
      • malignant (M8152/3)
        • pancreas 157.4
        • unspecified site 157.4
    • beta cell (M8151/0)
      • malignant (M8151/3)
        • pancreas 157.4
        • unspecified site 157.4
    • G cell (M8153/1)
      • malignant (M8153/3)
        • pancreas 157.4
        • unspecified site 157.4
    • islet cell (M8150/0)
      • malignant (M8150/3)
        • pancreas 157.4
        • unspecified site 157.4

Crosswalk Information

The code 157.4 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
157.4 Right Arrow C25.4 Malignant neoplasm of endocrine pancreas
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
157.0 Malignant neoplasm of head of pancreas
157.1 Malignant neoplasm of body of pancreas
157.2 Malignant neoplasm of tail of pancreas
157.3 Malignant neoplasm of pancreatic duct
157.8 Malignant neoplasm of other specified sites of pancreas
157.9 Malignant neoplasm of pancreas, part unspecified


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