ICD-10 Code D04.21 – Carcinoma in situ of skin of right ear and external auricular canal (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Carcinoma in situ of skin of right ear and external auricular canal is D04.21.2026 ICD-10-CM Diagnosis Code D04.21 – Carcinoma in situ of skin of right ear and external auricular canal Related ICD-10 Codes Parent code: D04 – Carcinoma in situ of skin Other codes in same category: D04.0 – Carcinoma…