C44.309
✓ BillableUnspecified malignant neoplasm of skin of other parts of face
Neoplasms (C00-D49)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • 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.-)
Clinical Description
ICD-10-CM code C44.309 represents unspecified malignant neoplasm of skin of other parts of face. This code falls under the Neoplasms (C00-D49) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that C44.309 has 4 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code C44.309?
ICD-10-CM code C44.309 is "Unspecified malignant neoplasm of skin of other parts of face". It belongs to the category: Neoplasms (C00-D49).
Is C44.309 a billable ICD-10 code?
Yes, C44.309 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with C44.309?
C44.309 has 4 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in C44.30
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)