2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Carcinoma In Situ 230-234 > Carcinoma In Situ Of Digestive Organs 230.* > 2006 ICD-9-CM Diagnosis 230.0 Carcinoma in situ of lip oral cavity and pharynx View the most recent version of ICD-9-CM 230.0 Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th ed.) - 2003 Stage 0 includes: (Tis, N0,M0). Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th ed.)-2003 230.0 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 230.* hierarchy Alternate Terminology Gingiva Hypopharynx Mouth [any part] Nasopharynx Oropharynx Salivary gland or duct Tongue 230.0 Excludes aryepiglottic fold or interarytenoid fold, laryngeal aspect (231.0) epiglottis: NOS (231.0) suprahyoid portion (231.0) skin of lip (232.0)