ICD-9 2300 → ICD-10-CM
Official CMS General Equivalence Mapping (GEM) equivalents for the retired ICD-9-CM code 2300.
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify against current official sources before use in billing.
- D00.00Carcinoma in situ of oral cavity, unspecified siteApproximate match
- D00.01Carcinoma in situ of labial mucosa and vermilion borderApproximate match
- D00.02Carcinoma in situ of buccal mucosaApproximate match
- D00.03Carcinoma in situ of gingiva and edentulous alveolar ridgeApproximate match
- D00.04Carcinoma in situ of soft palateApproximate match
- D00.05Carcinoma in situ of hard palateApproximate match
- D00.06Carcinoma in situ of floor of mouthApproximate match
- D00.07Carcinoma in situ of tongueApproximate match
- D00.08Carcinoma in situ of pharynxApproximate match