C51.8 – Malignant neoplasm of overlapping sites of vulva
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of female genital organs
ICD-10-CM code
C51.8
- Code
C51.8(claims format:C518)- Description
- Malignant neoplasm of overlapping sites of vulva
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 2. Neoplasms (C00-D49)
- Block
- C51-C58 Malignant neoplasms of female genital organs
- Parent codes
- C51
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
C51 – Malignant neoplasm of vulva
Excludes1 (not coded here):
- carcinoma in situ of vulva (D07.1)
Block C51-C58
Includes:
- malignant neoplasm of skin of female genital organs
Index terms for C51.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in C51
Frequently asked questions
What is ICD-10 code C51.8?
C51.8 is the ICD-10-CM code for malignant neoplasm of overlapping sites of vulva, in the block C51-C58 (Malignant neoplasms of female genital organs).
Is C51.8 a billable code?
Yes. C51.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does C51.8 belong to?
It belongs to category C51 – Malignant neoplasm of vulva.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.