2020 ICD-10-CM Codes for Other and unspecified malignant neoplasm of skin (C44)

Instructional Notations

Includes Includes
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.

  • malignant neoplasm of sebaceous glands
  • malignant neoplasm of sweat glands

Type 1 Excludes Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

  • 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
    • ICD-10 Index

      • Neoplasms (C00–D48)

        • Melanoma and other malignant neoplasms of skin (C43-C44)

            • Other and unspecified malignant neoplasm of skin (C44)
            • C44 - Other and unspecified malignant neoplasm of skin NON-BILLABLE CODE
            • C44.0 - Other and unspecified malignant neoplasm of skin of lip NON-BILLABLE CODE
            • C44.00 - Unspecified malignant neoplasm of skin of lip BILLABLE CODE
            • C44.01 - Basal cell carcinoma of skin of lip BILLABLE CODE
            • C44.02 - Squamous cell carcinoma of skin of lip BILLABLE CODE
            • C44.09 - Other specified malignant neoplasm of skin of lip BILLABLE CODE
            • C44.1 - Oth and unsp malignant neoplasm skin/ eyelid, inc canthus NON-BILLABLE CODE
            • C44.10 - Unsp malignant neoplasm of skin of eyelid, including canthus NON-BILLABLE CODE
            • C44.101 - Unsp malignant neoplasm skin/ unsp eyelid, including canthus BILLABLE CODE
            • C44.102 - Unsp malignant neoplasm skin/ right eyelid, inc canthus NON-BILLABLE CODE
            • C44.1021 - Unsp malig neoplasm skin/ right upper eyelid, inc canthus BILLABLE CODE
            • C44.1022 - Unsp malig neoplasm skin/ right lower eyelid, inc canthus BILLABLE CODE
            • C44.109 - Unsp malignant neoplasm skin/ left eyelid, including canthus NON-BILLABLE CODE
            • C44.1091 - Unsp malignant neoplasm skin/ left upper eyelid, inc canthus BILLABLE CODE
            • C44.1092 - Unsp malignant neoplasm skin/ left lower eyelid, inc canthus BILLABLE CODE
            • C44.11 - Basal cell carcinoma of skin of eyelid, including canthus NON-BILLABLE CODE
            • C44.111 - Basal cell carcinoma skin/ unsp eyelid, including canthus BILLABLE CODE
            • C44.112 - Basal cell carcinoma skin/ right eyelid, including canthus NON-BILLABLE CODE
            • C44.1121 - Basal cell carcinoma skin/ right upper eyelid, inc canthus BILLABLE CODE
            • C44.1122 - Basal cell carcinoma skin/ right lower eyelid, inc canthus BILLABLE CODE
            • C44.119 - Basal cell carcinoma skin/ left eyelid, including canthus NON-BILLABLE CODE
            • C44.1191 - Basal cell carcinoma skin/ left upper eyelid, inc canthus BILLABLE CODE
            • C44.1192 - Basal cell carcinoma skin/ left lower eyelid, inc canthus BILLABLE CODE
            • C44.12 - Squamous cell carcinoma of skin of eyelid, including canthus NON-BILLABLE CODE
            • C44.121 - Squamous cell carcinoma skin/ unsp eyelid, including canthus BILLABLE CODE
            • C44.122 - Squamous cell carcinoma skin/ right eyelid, inc canthus NON-BILLABLE CODE
            • C44.1221 - Squamous cell carcinoma skin/ r upper eyelid, inc canthus BILLABLE CODE
            • C44.1222 - Squamous cell carcinoma skin/ right low eyelid, inc canthus BILLABLE CODE
            • C44.129 - Squamous cell carcinoma skin/ left eyelid, including canthus NON-BILLABLE CODE
            • C44.1291 - Squamous cell carcinoma skin/ left upper eyelid, inc canthus BILLABLE CODE
            • C44.1292 - Squamous cell carcinoma skin/ left lower eyelid, inc canthus BILLABLE CODE
            • C44.13 - Sebaceous cell carcinoma skin/ eyelid, including canthus NON-BILLABLE CODE
            • C44.131 - Sebaceous cell carcinoma skin/ unsplid, including canthus BILLABLE CODE
            • C44.132 - Sebaceous cell carcinoma skin/ right eyelid, inc canthus NON-BILLABLE CODE
            • C44.1321 - Sebaceous cell carcinoma skin/ r upper eyelid, inc canthus BILLABLE CODE
            • C44.1322 - Sebaceous cell carcinoma skin/ right low eyelid, inc canthus BILLABLE CODE
            • C44.139 - Sebaceous cell carcinoma skin/ left eyelid, inc canthus NON-BILLABLE CODE
            • C44.1391 - Sebaceous cell carcinoma skin/ left upr eyelid, inc canthus BILLABLE CODE
            • C44.1392 - Sebaceous cell carcinoma skin/ left low eyelid, inc canthus BILLABLE CODE
            • C44.19 - Oth malignant neoplasm of skin of eyelid, including canthus NON-BILLABLE CODE
            • C44.191 - Oth malignant neoplasm skin/ unsp eyelid, including canthus BILLABLE CODE
            • C44.192 - Oth malignant neoplasm skin/ right eyelid, including canthus NON-BILLABLE CODE
            • C44.1921 - Oth malignant neoplasm skin/ right upper eyelid, inc canthus BILLABLE CODE
            • C44.1922 - Oth malignant neoplasm skin/ right lower eyelid, inc canthus BILLABLE CODE
            • C44.199 - Oth malignant neoplasm skin/ left eyelid, including canthus NON-BILLABLE CODE
            • C44.1991 - Oth malignant neoplasm skin/ left upper eyelid, inc canthus BILLABLE CODE
            • C44.1992 - Oth malignant neoplasm skin/ left lower eyelid, inc canthus BILLABLE CODE
            • C44.2 - Oth and unsp malig neoplasm skin/ ear and extrn auric canal NON-BILLABLE CODE
            • C44.20 - Unsp malignant neoplasm skin/ ear and external auric canal NON-BILLABLE CODE
            • C44.201 - Unsp malig neoplasm skin/ unsp ear and external auric canal BILLABLE CODE
            • C44.202 - Unsp malig neoplasm skin/ right ear and external auric canal BILLABLE CODE
            • C44.209 - Unsp malig neoplasm skin/ left ear and external auric canal BILLABLE CODE
            • C44.21 - Basal cell carcinoma skin/ ear and external auricular canal NON-BILLABLE CODE
            • C44.211 - Basal cell carcinoma skin/ unsp ear and external auric canal BILLABLE CODE
            • C44.212 - Basal cell carcinoma skin/ r ear and external auric canal BILLABLE CODE
            • C44.219 - Basal cell carcinoma skin/ left ear and external auric canal BILLABLE CODE
            • C44.22 - Squamous cell carcinoma skin/ ear and external auric canal NON-BILLABLE CODE
            • C44.221 - Squamous cell carcinoma skin/ unsp ear and extrn auric canal BILLABLE CODE
            • C44.222 - Squamous cell carcinoma skin/ r ear and external auric canal BILLABLE CODE
            • C44.229 - Squamous cell carcinoma skin/ left ear and extrn auric canal BILLABLE CODE
            • C44.29 - Oth malignant neoplasm skin/ ear and external auric canal NON-BILLABLE CODE
            • C44.291 - Oth malig neoplasm skin/ unsp ear and external auric canal BILLABLE CODE
            • C44.292 - Oth malig neoplasm skin/ right ear and external auric canal BILLABLE CODE
            • C44.299 - Oth malig neoplasm skin/ left ear and external auric canal BILLABLE CODE
            • C44.3 - Oth and unsp malignant neoplasm skin/ and unsp parts of face NON-BILLABLE CODE
            • C44.30 - Unsp malignant neoplasm of skin of and unsp parts of face NON-BILLABLE CODE
            • C44.300 - Unsp malignant neoplasm of skin of unspecified part of face BILLABLE CODE
            • C44.301 - Unspecified malignant neoplasm of skin of nose BILLABLE CODE
            • C44.309 - Unsp malignant neoplasm of skin of other parts of face BILLABLE CODE
            • C44.31 - Basal cell carcinoma of skin of other and unsp parts of face NON-BILLABLE CODE
            • C44.310 - Basal cell carcinoma of skin of unspecified parts of face BILLABLE CODE
            • C44.311 - Basal cell carcinoma of skin of nose BILLABLE CODE
            • C44.319 - Basal cell carcinoma of skin of other parts of face BILLABLE CODE
            • C44.32 - Squamous cell carcinoma of skin of and unsp parts of face NON-BILLABLE CODE
            • C44.320 - Squamous cell carcinoma of skin of unspecified parts of face BILLABLE CODE
            • C44.321 - Squamous cell carcinoma of skin of nose BILLABLE CODE
            • C44.329 - Squamous cell carcinoma of skin of other parts of face BILLABLE CODE
            • C44.39 - Oth malignant neoplasm of skin of oth and unsp parts of face NON-BILLABLE CODE
            • C44.390 - Oth malignant neoplasm of skin of unspecified parts of face BILLABLE CODE
            • C44.391 - Other specified malignant neoplasm of skin of nose BILLABLE CODE
            • C44.399 - Oth malignant neoplasm of skin of other parts of face BILLABLE CODE
            • C44.4 - Other and unsp malignant neoplasm of skin of scalp and neck NON-BILLABLE CODE
            • C44.40 - Unspecified malignant neoplasm of skin of scalp and neck BILLABLE CODE
            • C44.41 - Basal cell carcinoma of skin of scalp and neck BILLABLE CODE
            • C44.42 - Squamous cell carcinoma of skin of scalp and neck BILLABLE CODE
            • C44.49 - Other specified malignant neoplasm of skin of scalp and neck BILLABLE CODE
            • C44.5 - Other and unspecified malignant neoplasm of skin of trunk NON-BILLABLE CODE
            • C44.50 - Unspecified malignant neoplasm of skin of trunk NON-BILLABLE CODE
            • C44.500 - Unspecified malignant neoplasm of anal skin BILLABLE CODE
            • C44.501 - Unspecified malignant neoplasm of skin of breast BILLABLE CODE
            • C44.509 - Unsp malignant neoplasm of skin of other part of trunk BILLABLE CODE
            • C44.51 - Basal cell carcinoma of skin of trunk NON-BILLABLE CODE
            • C44.510 - Basal cell carcinoma of anal skin BILLABLE CODE
            • C44.511 - Basal cell carcinoma of skin of breast BILLABLE CODE
            • C44.519 - Basal cell carcinoma of skin of other part of trunk BILLABLE CODE
            • C44.52 - Squamous cell carcinoma of skin of trunk NON-BILLABLE CODE
            • C44.520 - Squamous cell carcinoma of anal skin BILLABLE CODE
            • C44.521 - Squamous cell carcinoma of skin of breast BILLABLE CODE
            • C44.529 - Squamous cell carcinoma of skin of other part of trunk BILLABLE CODE
            • C44.59 - Other specified malignant neoplasm of skin of trunk NON-BILLABLE CODE
            • C44.590 - Other specified malignant neoplasm of anal skin BILLABLE CODE
            • C44.591 - Other specified malignant neoplasm of skin of breast BILLABLE CODE
            • C44.599 - Oth malignant neoplasm of skin of other part of trunk BILLABLE CODE
            • C44.6 - Oth and unsp malig neoplasm skin/ upper limb, inc shoulder NON-BILLABLE CODE
            • C44.60 - Unsp malignant neoplasm skin/ upper limb, including shoulder NON-BILLABLE CODE
            • C44.601 - Unsp malignant neoplasm skin/ unsp upper limb, inc shoulder BILLABLE CODE
            • C44.602 - Unsp malignant neoplasm skin/ right upper limb, inc shoulder BILLABLE CODE
            • C44.609 - Unsp malignant neoplasm skin/ left upper limb, inc shoulder BILLABLE CODE
            • C44.61 - Basal cell carcinoma skin/ upper limb, including shoulder NON-BILLABLE CODE
            • C44.611 - Basal cell carcinoma skin/ unsp upper limb, inc shoulder BILLABLE CODE
            • C44.612 - Basal cell carcinoma skin/ right upper limb, inc shoulder BILLABLE CODE
            • C44.619 - Basal cell carcinoma skin/ left upper limb, inc shoulder BILLABLE CODE
            • C44.62 - Squamous cell carcinoma skin/ upper limb, including shoulder NON-BILLABLE CODE
            • C44.621 - Squamous cell carcinoma skin/ unsp upper limb, inc shoulder BILLABLE CODE
            • C44.622 - Squamous cell carcinoma skin/ right upper limb, inc shoulder BILLABLE CODE
            • C44.629 - Squamous cell carcinoma skin/ left upper limb, inc shoulder BILLABLE CODE
            • C44.69 - Oth malignant neoplasm skin/ upper limb, including shoulder NON-BILLABLE CODE
            • C44.691 - Oth malignant neoplasm skin/ unsp upper limb, inc shoulder BILLABLE CODE
            • C44.692 - Oth malignant neoplasm skin/ right upper limb, inc shoulder BILLABLE CODE
            • C44.699 - Oth malignant neoplasm skin/ left upper limb, inc shoulder BILLABLE CODE
            • C44.7 - Oth and unsp malignant neoplasm skin/ lower limb, inc hip NON-BILLABLE CODE
            • C44.70 - Unsp malignant neoplasm of skin of lower limb, including hip NON-BILLABLE CODE
            • C44.701 - Unsp malignant neoplasm skin/ unsp lower limb, including hip BILLABLE CODE
            • C44.702 - Unsp malignant neoplasm skin/ right lower limb, inc hip BILLABLE CODE
            • C44.709 - Unsp malignant neoplasm skin/ left lower limb, including hip BILLABLE CODE
            • C44.71 - Basal cell carcinoma of skin of lower limb, including hip NON-BILLABLE CODE
            • C44.711 - Basal cell carcinoma skin/ unsp lower limb, including hip BILLABLE CODE
            • C44.712 - Basal cell carcinoma skin/ right lower limb, including hip BILLABLE CODE
            • C44.719 - Basal cell carcinoma skin/ left lower limb, including hip BILLABLE CODE
            • C44.72 - Squamous cell carcinoma of skin of lower limb, including hip NON-BILLABLE CODE
            • C44.721 - Squamous cell carcinoma skin/ unsp lower limb, including hip BILLABLE CODE
            • C44.722 - Squamous cell carcinoma skin/ right lower limb, inc hip BILLABLE CODE
            • C44.729 - Squamous cell carcinoma skin/ left lower limb, including hip BILLABLE CODE
            • C44.79 - Oth malignant neoplasm of skin of lower limb, including hip NON-BILLABLE CODE
            • C44.791 - Oth malignant neoplasm skin/ unsp lower limb, including hip BILLABLE CODE
            • C44.792 - Oth malignant neoplasm skin/ right lower limb, including hip BILLABLE CODE
            • C44.799 - Oth malignant neoplasm skin/ left lower limb, including hip BILLABLE CODE
            • C44.8 - Oth and unsp malignant neoplasm of overlapping sites of skin NON-BILLABLE CODE
            • C44.80 - Unspecified malignant neoplasm of overlapping sites of skin BILLABLE CODE
            • C44.81 - Basal cell carcinoma of overlapping sites of skin BILLABLE CODE
            • C44.82 - Squamous cell carcinoma of overlapping sites of skin BILLABLE CODE
            • C44.89 - Oth malignant neoplasm of overlapping sites of skin BILLABLE CODE
            • C44.9 - Other and unsp malignant neoplasm of skin, unspecified NON-BILLABLE CODE
            • C44.90 - Unspecified malignant neoplasm of skin, unspecified BILLABLE CODE
            • C44.91 - Basal cell carcinoma of skin, unspecified BILLABLE CODE
            • C44.92 - Squamous cell carcinoma of skin, unspecified BILLABLE CODE
            • C44.99 - Other specified malignant neoplasm of skin, unspecified BILLABLE CODE