ICD-10-CM-tabular April 1 2023

C15 Malignant neoplasm of esophagus

Use additional code to identify:
alcohol abuse and dependence (F10.-)

C15.3 Malignant neoplasm of upper third of esophagus

4. C15.4  Malignant neoplasm of middle third of esophagus
5. C15.5  Malignant neoplasm of lower third of esophagus Excludes1: malignant neoplasm of cardio-esophageal junction (C16.0)

8. C15.8  Malignant neoplasm of overlapping sites of esophagus
9. C15.9  Malignant neoplasm of esophagus, unspecified

16. C16  Malignant neoplasm of stomach Use additional code to identify: alcohol abuse and dependence (F10.-) Excludes2: malignant carcinoid tumor of the stomach (C7A.092) C16.0 Malignant neoplasm of cardia Malignant neoplasm of cardiac orifice
    Malignant neoplasm of cardio-esophageal junction Malignant neoplasm of esophagus and stomach Malignant neoplasm of gastro-esophageal junction
    1. C16.1  Malignant neoplasm of fundus of stomach
    2. C16.2  Malignant neoplasm of body of stomach
    3. C16.3  Malignant neoplasm of pyloric antrum Malignant neoplasm of gastric antrum
    C16.4 Malignant neoplasm of pylorus Malignant neoplasm of prepylorus Malignant neoplasm of pyloric canal C16.5 Malignant neoplasm of lesser curvature of stomach, unspecified Malignant neoplasm of lesser curvature of stomach, not classifiable to C16.1-C16.4 C16.6 Malignant neoplasm of greater curvature of stomach, unspecified Malignant neoplasm of greater curvature of stomach, not classifiable to C16.0-C16.4 C16.8 Malignant neoplasm of overlapping sites of stomach C16.9 Malignant neoplasm of stomach, unspecified Gastric cancer NOS
17. C17  Malignant neoplasm of small intestine
    Excludes1: malignant carcinoid tumors of the small intestine (C7A.01)
    0. C17.0  Malignant neoplasm of duodenum
    1. C17.1  Malignant neoplasm of jejunum
    2. C17.2  Malignant neoplasm of ileum Excludes1: malignant neoplasm of ileocecal valve (C18.0)
    3. C17.3  Meckel’s diverticulum, malignant Excludes1: Meckel’s diverticulum, congenital (Q43.0)
    8. C17.8  Malignant neoplasm of overlapping sites of small intestine
    9. C17.9  Malignant neoplasm of small intestine, unspecified

C18 Malignant neoplasm of colon

Excludes1: malignant carcinoid tumors of the colon (C7A.02-)

C18.0 Malignant neoplasm of cecum

Malignant neoplasm of ileocecal valve

1. C18.1  Malignant neoplasm of appendix
2. C18.2  Malignant neoplasm of ascending colon
3. C18.3  Malignant neoplasm of hepatic flexure
4. C18.4  Malignant neoplasm of transverse colon
5. C18.5  Malignant neoplasm of splenic flexure
6. C18.6  Malignant neoplasm of descending colon
7. C18.7  Malignant neoplasm of sigmoid colon Malignant neoplasm of sigmoid (flexure) Excludes1: malignant neoplasm of rectosigmoid junction (C19)

C18.8 Malignant neoplasm of overlapping sites of colon

C18.9 Malignant neoplasm of colon, unspecified

Malignant neoplasm of large intestine NOS

19. C19  Malignant neoplasm of rectosigmoid junction Malignant neoplasm of colon with rectum Malignant neoplasm of rectosigmoid (colon) Excludes1: malignant carcinoid tumors of the colon (C7A.02-)
20. C20  Malignant neoplasm of rectum Malignant neoplasm of rectal ampulla Excludes1: malignant carcinoid tumor of the rectum (C7A.026)
21. C21  Malignant neoplasm of anus and anal canal Excludes2: malignant carcinoid tumors of the colon (C7A.02-) malignant melanoma of anal margin (C43.51) malignant melanoma of anal skin (C43.51)
    malignant melanoma of perianal skin (C43.51)
    other and unspecified malignant neoplasm of anal margin (C44.500, C44.510, C44.520, C44.590) other and unspecified malignant neoplasm of anal skin (C44.500, C44.510, C44.520, C44.590) other and unspecified malignant neoplasm of perianal skin (C44.500, C44.510, C44.520, C44.590) C21.0 Malignant neoplasm of anus, unspecified C21.1 Malignant neoplasm of anal canal Malignant neoplasm of anal sphincter C21.2 Malignant neoplasm of cloacogenic zone C21.8 Malignant neoplasm of overlapping sites of rectum, anus and anal canal Malignant neoplasm of anorectal junction
    Malignant neoplasm of anorectum
    Primary malignant neoplasm of two or more contiguous sites of rectum, anus and anal canal

C22 Malignant neoplasm of liver and intrahepatic bile ducts

Excludes1: malignant neoplasm of biliary tract NOS (C24.9)
secondary malignant neoplasm of liver and intrahepatic bile duct (C78.7)

Use additional code to identify:
alcohol abuse and dependence (F10.-)

hepatitis B (B16.-, B18.0-B18.1) hepatitis C (B17.1-, B18.2)

C22.0 Liver cell carcinoma

Hepatocellular carcinoma Hepatoma

C22.1 Intrahepatic bile duct carcinoma

Cholangiocarcinoma

Excludes1: malignant neoplasm of hepatic duct (C24.0) C22.2 Hepatoblastoma

C22.3 Angiosarcoma of liver

Kupffer cell sarcoma

C22.4 Other sarcomas of liver

7. C22.7  Other specified carcinomas of liver
8. C22.8  Malignant neoplasm of liver, primary, unspecified as to type
9. C22.9  Malignant neoplasm of liver, not specified as primary or secondary

23. C23  Malignant neoplasm of gallbladder
24. C24  Malignant neoplasm of other and unspecified parts of biliary tract Excludes1: malignant neoplasm of intrahepatic bile duct (C22.1) C24.0 Malignant neoplasm of extrahepatic bile duct Malignant neoplasm of biliary duct or passage NOS Malignant neoplasm of common bile duct Malignant neoplasm of cystic duct
    Malignant neoplasm of hepatic duct

C24.1 Malignant neoplasm of ampulla of Vater

C24.8 Malignant neoplasm of overlapping sites of biliary tract

Malignant neoplasm involving both intrahepatic and extrahepatic bile ducts Primary malignant neoplasm of two or more contiguous sites of biliary tract

C24.9 Malignant neoplasm of biliary tract, unspecified C25 Malignant neoplasm of pancreas

Code also if applicable exocrine pancreatic insufficiency (K86.81) Use additional code to identify:

alcohol abuse and dependence (F10.-)

C25.0 Malignant neoplasm of head of pancreas C25.1 Malignant neoplasm of body of pancreas C25.2 Malignant neoplasm of tail of pancreas C25.3 Malignant neoplasm of pancreatic duct

C25.4 Malignant neoplasm of endocrine pancreas

Malignant neoplasm of islets of Langerhans

Use additional code to identify any functional activity. C25.7 Malignant neoplasm of other parts of pancreas

Malignant neoplasm of neck of pancreas

C25.8 Malignant neoplasm of overlapping sites of pancreas

C25.9 Malignant neoplasm of pancreas, unspecified
C26 Malignant neoplasm of other and ill-defined digestive organs

Excludes1: malignant neoplasm of peritoneum and retroperitoneum (C48.-) C26.0 Malignant neoplasm of intestinal tract, part unspecified

Malignant neoplasm of intestine NOS

C26.1 Malignant neoplasm of spleen Excludes1: Hodgkin lymphoma (C81.-)

non-Hodgkin lymphoma (C82-C85)

C26.9 Malignant neoplasm of ill-defined sites within the digestive system

Malignant neoplasm of alimentary canal or tract NOS Malignant neoplasm of gastrointestinal tract NOS

Excludes1: malignant neoplasm of abdominal NOS (C76.2) malignant neoplasm of intra-abdominal NOS (C76.2)

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