230 Carcinoma in situ of digestive organs 
230.0 Carcinoma in situ of lip oral cavity and pharynx convert 230.0 to ICD-10-CM 230.1 Carcinoma in situ of esophagus convert 230.1 to ICD-10-CM 230.2 Carcinoma in situ of stomach convert 230.2 to ICD-10-CM 230.3 Carcinoma in situ of colon convert 230.3 to ICD-10-CM 230.4 Carcinoma in situ of rectum convert 230.4 to ICD-10-CM 230.5 Carcinoma in situ of anal canal convert 230.5 to ICD-10-CM 230.6 Carcinoma in situ of anus unspecified convert 230.6 to ICD-10-CM 230.7 Carcinoma in situ of other and unspecified parts of intestine convert 230.7 to ICD-10-CM 230.8 Carcinoma in situ of liver and biliary system convert 230.8 to ICD-10-CM
230.9 Carcinoma in situ of other and unspecified digestive organs convert 230.9 to ICD-10-CM