C43 Malignant melanoma of skin
ICD-10-CM category C43 sits in Chapter 2 (Neoplasms, C00-D49). It contains 24 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
C43.1 Malignant melanoma of eyelid, including canthusC43.11 Malignant melanoma of right eyelid, including canthusC43.12 Malignant melanoma of left eyelid, including canthusC43.2 Malignant melanoma of ear and external auricular canalC43.3 Malignant melanoma of other and unspecified parts of faceC43.5 Malignant melanoma of trunkC43.6 Malignant melanoma of upper limb, including shoulderC43.7 Malignant melanoma of lower limb, including hip
Billable codes in C43
| Code | Description |
|---|---|
C43.0 | Malignant melanoma of lip |
C43.10 | Malignant melanoma of unspecified eyelid, including canthus |
C43.111 | Malignant melanoma of right upper eyelid, including canthus |
C43.112 | Malignant melanoma of right lower eyelid, including canthus |
C43.121 | Malignant melanoma of left upper eyelid, including canthus |
C43.122 | Malignant melanoma of left lower eyelid, including canthus |
C43.20 | Malignant melanoma of unspecified ear and external auricular canal |
C43.21 | Malignant melanoma of right ear and external auricular canal |
C43.22 | Malignant melanoma of left ear and external auricular canal |
C43.30 | Malignant melanoma of unspecified part of face |
C43.31 | Malignant melanoma of nose |
C43.39 | Malignant melanoma of other parts of face |
C43.4 | Malignant melanoma of scalp and neck |
C43.51 | Malignant melanoma of anal skin |
C43.52 | Malignant melanoma of skin of breast |
C43.59 | Malignant melanoma of other part of trunk |
C43.60 | Malignant melanoma of unspecified upper limb, including shoulder |
C43.61 | Malignant melanoma of right upper limb, including shoulder |
C43.62 | Malignant melanoma of left upper limb, including shoulder |
C43.70 | Malignant melanoma of unspecified lower limb, including hip |
C43.71 | Malignant melanoma of right lower limb, including hip |
C43.72 | Malignant melanoma of left lower limb, including hip |
C43.8 | Malignant melanoma of overlapping sites of skin |
C43.9 | Malignant melanoma of skin, unspecified |
Search within ICD-10-CM for C43 and related codes