C44Other and unspecified malignant neoplasm of skin
ICD-10-CM category (non-billable header) code — part of Melanoma and other malignant neoplasms of skin (C43-C44)
Coding Notes
Includes
- malignant neoplasm of sebaceous glands
- malignant neoplasm of sweat glands
Excludes1 (never code both together)
- Kaposi's sarcoma of skin (C46.0)
- malignant melanoma of skin (C43.-)
- malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2)
- Merkel cell carcinoma (C4A.-)
Subcategories (10)
- C44.0 Other and unspecified malignant neoplasm of skin of lip
- C44.1 Oth and unsp malignant neoplasm skin/ eyelid, inc canthus
- C44.2 Oth and unsp malig neoplasm skin/ ear and extrn auric canal
- C44.3 Oth and unsp malignant neoplasm skin/ and unsp parts of face
- C44.4 Other and unsp malignant neoplasm of skin of scalp and neck
- C44.5 Other and unspecified malignant neoplasm of skin of trunk
- C44.6 Oth and unsp malig neoplasm skin/ upper limb, inc shoulder
- C44.7 Oth and unsp malignant neoplasm skin/ lower limb, inc hip
- C44.8 Oth and unsp malignant neoplasm of overlapping sites of skin
- C44.9 Other and unsp malignant neoplasm of skin, unspecified