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C51.9

✓ Billable

Malignant neoplasm of vulva, unspecified

Neoplasms (C00-D49)

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Also Known As

Malignant neoplasm of external female genitalia NOSMalignant neoplasm of pudendum

❌ Excludes1

inherited from C51

Rules from parent category C51: Malignant neoplasm of vulva

  • • carcinoma in situ of vulva (D07.1)

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Code Information

CodeC51.9
BillableYes
ParentC51
CategoryNeoplasms (C00-D49)
Excludes11 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)