C43Malignant melanoma of skin
ICD-10-CM category (non-billable header) code — part of Melanoma and other malignant neoplasms of skin (C43-C44)
Coding Notes
Excludes1 (never code both together)
Excludes2 (not part of this condition — may code both)
- malignant melanoma of skin of genital organs (C51-C52, C60.-, C63.-)
- Merkel cell carcinoma (C4A.-)
- sites other than skin-code to malignant neoplasm of the site
Subcategories (10)
- C43.0 Malignant melanoma of lip
- C43.1 Malignant melanoma of eyelid, including canthus
- C43.2 Malignant melanoma of ear and external auricular canal
- C43.3 Malignant melanoma of other and unspecified parts of face
- C43.4 Malignant melanoma of scalp and neck
- C43.5 Malignant melanoma of trunk
- C43.6 Malignant melanoma of upper limb, including shoulder
- C43.7 Malignant melanoma of lower limb, including hip
- C43.8 Malignant melanoma of overlapping sites of skin
- C43.9 Malignant melanoma of skin, unspecified