Is C43 a billable code?
No. C43 is a header code that groups 24 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
C43: Malignant melanoma of skin
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
C43 groups related diagnoses under malignant melanoma of skin. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under C43
- C43.0Malignant melanoma of lip
- C43.10Malignant melanoma of unspecified eyelid, including canthus
- C43.111Malignant melanoma of right upper eyelid, including canthus
- C43.112Malignant melanoma of right lower eyelid, including canthus
- C43.121Malignant melanoma of left upper eyelid, including canthus
- C43.122Malignant melanoma of left lower eyelid, including canthus
- C43.20Malignant melanoma of unspecified ear and external auricular canal
- C43.21Malignant melanoma of right ear and external auricular canal
- C43.22Malignant melanoma of left ear and external auricular canal
- C43.30Malignant melanoma of unspecified part of face
- C43.31Malignant melanoma of nose
- C43.39Malignant melanoma of other parts of face
- C43.4Malignant melanoma of scalp and neck
- C43.51Malignant melanoma of anal skin
- C43.52Malignant melanoma of skin of breast
- C43.59Malignant melanoma of other part of trunk
- C43.60Malignant melanoma of unspecified upper limb, including shoulder
- C43.61Malignant melanoma of right upper limb, including shoulder
- C43.62Malignant melanoma of left upper limb, including shoulder
- C43.70Malignant melanoma of unspecified lower limb, including hip
- C43.71Malignant melanoma of right lower limb, including hip
- C43.72Malignant melanoma of left lower limb, including hip
- C43.8Malignant melanoma of overlapping sites of skin
- C43.9Malignant melanoma of skin, unspecified
C43 questions
What does C43 mean?
C43 is the ICD-10-CM code for Malignant melanoma of skin. It is in chapter 2, Neoplasms (C00-D49).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.