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ICD-10-CM · FY 2026 APRIL UPDATE

C44

Other and unspecified malignant neoplasm of skin

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
C44.0Other and unspecified malignant neoplasm of skin of lipCategory
C44.00Unspecified malignant neoplasm of skin of lipBillable
C44.01Basal cell carcinoma of skin of lipBillable
C44.02Squamous cell carcinoma of skin of lipBillable
C44.09Other specified malignant neoplasm of skin of lipBillable
C44.1Other and unspecified malignant neoplasm of skin of eyelid, including canthusCategory
C44.10Unspecified malignant neoplasm of skin of eyelid, including canthusCategory
C44.101Unspecified malignant neoplasm of skin of unspecified eyelid, including canthusBillable
C44.102Unspecified malignant neoplasm of skin of right eyelid, including canthusCategory
C44.1021Unspecified malignant neoplasm of skin of right upper eyelid, including canthusBillable
C44.1022Unspecified malignant neoplasm of skin of right lower eyelid, including canthusBillable
C44.109Unspecified malignant neoplasm of skin of left eyelid, including canthusCategory
C44.1091Unspecified malignant neoplasm of skin of left upper eyelid, including canthusBillable
C44.1092Unspecified malignant neoplasm of skin of left lower eyelid, including canthusBillable
C44.11Basal cell carcinoma of skin of eyelid, including canthusCategory
C44.111Basal cell carcinoma of skin of unspecified eyelid, including canthusBillable
C44.112Basal cell carcinoma of skin of right eyelid, including canthusCategory
C44.1121Basal cell carcinoma of skin of right upper eyelid, including canthusBillable
C44.1122Basal cell carcinoma of skin of right lower eyelid, including canthusBillable
C44.119Basal cell carcinoma of skin of left eyelid, including canthusCategory
C44.1191Basal cell carcinoma of skin of left upper eyelid, including canthusBillable
C44.1192Basal cell carcinoma of skin of left lower eyelid, including canthusBillable
C44.12Squamous cell carcinoma of skin of eyelid, including canthusCategory
C44.121Squamous cell carcinoma of skin of unspecified eyelid, including canthusBillable
C44.122Squamous cell carcinoma of skin of right eyelid, including canthusCategory
C44.1221Squamous cell carcinoma of skin of right upper eyelid, including canthusBillable
C44.1222Squamous cell carcinoma of skin of right lower eyelid, including canthusBillable
C44.129Squamous cell carcinoma of skin of left eyelid, including canthusCategory
C44.1291Squamous cell carcinoma of skin of left upper eyelid, including canthusBillable
C44.1292Squamous cell carcinoma of skin of left lower eyelid, including canthusBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.