ICD-10-CM Table of Neoplasms — G
Find the site first, then the column matching the behavior stated in the diagnosis. Behavior must come from the pathology report, not from the site alone.
40 entries.
| Term | Codes by circumstance |
|---|---|
| gall duct (extrahepatic) | Malignant, primary:C24.0Malignant, secondary:C78.89Ca in situ:D01.5Benign:D13.5Uncertain behavior:D37.6Unspecified behavior:D49.0 |
| gall duct (extrahepatic), intrahepatic | Malignant, primary:C22.1Malignant, secondary:C78.7Ca in situ:D01.5Benign:D13.4Uncertain behavior:D37.6Unspecified behavior:D49.0 |
| gallbladder | Malignant, primary:C23Malignant, secondary:C78.89Ca in situ:D01.5Benign:D13.5Uncertain behavior:D37.6Unspecified behavior:D49.0 |
| gallbladder, overlapping lesion with extrahepatic bile ducts | Malignant, primary:C24.8 |
| ganglia | Malignant, primary:C47.9Malignant, secondary:C79.89Benign:D36.10Uncertain behavior:D48.2Unspecified behavior:D49.2 |
| ganglia, basal | Malignant, primary:C71.0Malignant, secondary:C79.31Benign:D33.0Uncertain behavior:D43.0Unspecified behavior:D49.6 |
| ganglia, cranial nerve | Malignant, primary:C72.50Malignant, secondary:C79.49Benign:D33.3Uncertain behavior:D43.3Unspecified behavior:D49.7 |
| Gartner's duct | Malignant, primary:C52Malignant, secondary:C79.82Ca in situ:D07.2Benign:D28.1Uncertain behavior:D39.8Unspecified behavior:D49.59 |
| gastrocolic | Malignant, primary:C26.9Malignant, secondary:C78.89Ca in situ:D01.9Benign:D13.99Uncertain behavior:D37.9Unspecified behavior:D49.0 |
| gastroesophageal junction | Malignant, primary:C16.0Malignant, secondary:C78.89Ca in situ:D00.2Benign:D13.1Uncertain behavior:D37.1Unspecified behavior:D49.0 |
| gastrointestinal NEC (tract) | Malignant, primary:C26.9Malignant, secondary:C78.89Ca in situ:D01.9Benign:D13.99Uncertain behavior:D37.9Unspecified behavior:D49.0 |
| generalized | Malignant, primary:C80.0 |
| genital organ or tract, female NEC | Malignant, primary:C57.9Malignant, secondary:C79.82Ca in situ:D07.30Benign:D28.9Uncertain behavior:D39.9Unspecified behavior:D49.59 |
| genital organ or tract, female NEC, overlapping lesion | Malignant, primary:C57.8 |
| genital organ or tract, female NEC, specified site NEC | Malignant, primary:C57.7Malignant, secondary:C79.82Ca in situ:D07.39Benign:D28.7Uncertain behavior:D39.8Unspecified behavior:D49.59 |
| genital organ or tract, male NEC | Malignant, primary:C63.9Malignant, secondary:C79.82Ca in situ:D07.60Benign:D29.9Uncertain behavior:D40.9Unspecified behavior:D49.59 |
| genital organ or tract, male NEC, overlapping lesion | Malignant, primary:C63.8 |
| genital organ or tract, male NEC, specified site NEC | Malignant, primary:C63.7Malignant, secondary:C79.82Ca in situ:D07.69Benign:D29.8Uncertain behavior:D40.8Unspecified behavior:D49.59 |
| genitourinary tract, female | Malignant, primary:C57.9Malignant, secondary:C79.82Ca in situ:D07.30Benign:D28.9Uncertain behavior:D39.9Unspecified behavior:D49.59 |
| genitourinary tract, male | Malignant, primary:C63.9Malignant, secondary:C79.82Ca in situ:D07.60Benign:D29.9Uncertain behavior:D40.9Unspecified behavior:D49.59 |
| gingiva (alveolar) (marginal) | Malignant, primary:C03.9Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gingiva (alveolar) (marginal), lower | Malignant, primary:C03.1Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gingiva (alveolar) (marginal), mandibular | Malignant, primary:C03.1Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gingiva (alveolar) (marginal), maxillary | Malignant, primary:C03.0Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gingiva (alveolar) (marginal), upper | Malignant, primary:C03.0Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gland, glandular (lymphatic) (system), endocrine NEC | Malignant, primary:C75.9Malignant, secondary:C79.89Ca in situ:D09.3Benign:D35.9Uncertain behavior:D44.9Unspecified behavior:D49.7 |
| glans penis | Malignant, primary:C60.1Malignant, secondary:C79.82Ca in situ:D07.4Benign:D29.0Uncertain behavior:D40.8Unspecified behavior:D49.59 |
| globus pallidus | Malignant, primary:C71.0Malignant, secondary:C79.31Benign:D33.0Uncertain behavior:D43.0Unspecified behavior:D49.6 |
| glomus, coccygeal | Malignant, primary:C49.5Malignant, secondary:C79.89Benign:D21.5Unspecified behavior:D49.2 |
| glomus, jugularis | Malignant, primary:C75.5Malignant, secondary:C79.89Benign:D35.6Uncertain behavior:D44.7Unspecified behavior:D49.7 |
| glosso-epiglottic fold (s) | Malignant, primary:C10.1Malignant, secondary:C79.89Ca in situ:D00.08Benign:D10.5Uncertain behavior:D37.05Unspecified behavior:D49.0 |
| glossopalatine fold | Malignant, primary:C09.1Malignant, secondary:C79.89Ca in situ:D00.08Benign:D10.5Uncertain behavior:D37.05Unspecified behavior:D49.0 |
| glossopharyngeal sulcus | Malignant, primary:C09.0Malignant, secondary:C79.89Ca in situ:D00.08Benign:D10.5Uncertain behavior:D37.05Unspecified behavior:D49.0 |
| glottis | Malignant, primary:C32.0Malignant, secondary:C78.31Ca in situ:D02.0Benign:D14.1Uncertain behavior:D38.0Unspecified behavior:D49.1 |
| gluteal region | Malignant, primary:C76.3Malignant, secondary:C79.89Ca in situ:D04.5Benign:D36.7Uncertain behavior:D48.7Unspecified behavior:D49.89 |
| great vessels NEC | Malignant, primary:C49.3Malignant, secondary:C79.89Benign:D21.3Unspecified behavior:D49.2 |
| groin NEC | Malignant, primary:C76.3Malignant, secondary:C79.89Ca in situ:D04.5Benign:D36.7Uncertain behavior:D48.7Unspecified behavior:D49.89 |
| gum | Malignant, primary:C03.9Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gum, lower | Malignant, primary:C03.1Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
| gum, upper | Malignant, primary:C03.0Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0 |
Read from: CMS/CDC ICD-10-CM release files (tabular list, order file, addenda) — FY2027. All data sources · How to read the labels
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 20, 2026 · All releases and sources