C43-C44: Melanoma and other malignant neoplasms of skin
ICD-10-CM 2027 block C43-C44 in chapter 2 (Neoplasms) has 3 categories.
- C43 – Malignant melanoma of skin 24 billable codes
- C4A – Merkel cell carcinoma 24 billable codes
- C44 – Other and unspecified malignant neoplasm of skin 101 billable codes