Chapter 2

C00–D49: Neoplasms

Neoplasms diagnostic classification updated for 2026.

Internal Codes
  • D37.032

    Neoplasm of uncertain behavior of the submandibular salivary glands

  • D37.039

    Neoplasm of uncertain behavior of the major salivary glands, unspecified

  • D37.04

    Neoplasm of uncertain behavior of the minor salivary glands

  • D37.05

    Neoplasm of uncertain behavior of pharynx

  • D37.09

    Neoplasm of uncertain behavior of other specified sites of the oral cavity

  • D37.1

    Neoplasm of uncertain behavior of stomach

  • D37.2

    Neoplasm of uncertain behavior of small intestine

  • D37.3

    Neoplasm of uncertain behavior of appendix

  • D37.4

    Neoplasm of uncertain behavior of colon

  • D37.5

    Neoplasm of uncertain behavior of rectum

  • D37.6

    Neoplasm of uncertain behavior of liver, gallbladder and bile ducts

  • D37.8

    Neoplasm of uncertain behavior of other specified digestive organs

  • D37.9

    Neoplasm of uncertain behavior of digestive organ, unspecified

  • D38

    Neoplasm of uncertain behavior of middle ear and respiratory and intrathoracic organs

  • D38.0

    Neoplasm of uncertain behavior of larynx

  • D38.1

    Neoplasm of uncertain behavior of trachea, bronchus and lung

  • D38.2

    Neoplasm of uncertain behavior of pleura

  • D38.3

    Neoplasm of uncertain behavior of mediastinum

  • D38.4

    Neoplasm of uncertain behavior of thymus

  • D38.5

    Neoplasm of uncertain behavior of other respiratory organs

  • D38.6

    Neoplasm of uncertain behavior of respiratory organ, unspecified

  • D39

    Neoplasm of uncertain behavior of female genital organs

  • D39.0

    Neoplasm of uncertain behavior of uterus

  • D39.1

    Neoplasm of uncertain behavior of ovary

  • D39.10

    Neoplasm of uncertain behavior of unspecified ovary

  • D39.11

    Neoplasm of uncertain behavior of right ovary

  • D39.12

    Neoplasm of uncertain behavior of left ovary

  • D39.2

    Neoplasm of uncertain behavior of placenta

  • D39.8

    Neoplasm of uncertain behavior of other specified female genital organs

  • D39.9

    Neoplasm of uncertain behavior of female genital organ, unspecified

  • D3A

    Benign neuroendocrine tumors

  • D3A.0

    Benign carcinoid tumors

  • D3A.00

    Benign carcinoid tumor of unspecified site

  • D3A.01

    Benign carcinoid tumors of the small intestine

  • D3A.010

    Benign carcinoid tumor of the duodenum

  • D3A.011

    Benign carcinoid tumor of the jejunum

  • D3A.012

    Benign carcinoid tumor of the ileum

  • D3A.019

    Benign carcinoid tumor of the small intestine, unspecified portion

  • D3A.02

    Benign carcinoid tumors of the appendix, large intestine, and rectum

  • D3A.020

    Benign carcinoid tumor of the appendix

  • D3A.021

    Benign carcinoid tumor of the cecum

  • D3A.022

    Benign carcinoid tumor of the ascending colon

  • D3A.023

    Benign carcinoid tumor of the transverse colon

  • D3A.024

    Benign carcinoid tumor of the descending colon

  • D3A.025

    Benign carcinoid tumor of the sigmoid colon

  • D3A.026

    Benign carcinoid tumor of the rectum

  • D3A.029

    Benign carcinoid tumor of the large intestine, unspecified portion

  • D3A.09

    Benign carcinoid tumors of other sites

  • D3A.090

    Benign carcinoid tumor of the bronchus and lung

  • D3A.091

    Benign carcinoid tumor of the thymus

PreviousPage 41 of 44Next