ICD-10-CM > C00-D49 > C43-C44 > C44 > C44.7 > C44.79 C44.79 Other specified malignant neoplasm of skin of lower limb, including hip Non-Billable/Non-Specific Codes C44.791Other specified malignant neoplasm of skin of unspecified lower limb, including hipC44.792Other specified malignant neoplasm of skin of right lower limb, including hipC44.799Other specified malignant neoplasm of skin of left lower limb, including hip