ICD-10-CM > C00-D49 > C00-C14 > C00 > C00.1 C00.1 Malignant neoplasm of external lower lip Billable/Specific Copy Code Copy Description Applicable To Malignant neoplasm of lower lip NOSMalignant neoplasm of lipstick area of lower lipMalignant neoplasm of vermilion border of lower lip