Diagnosis Code

C51.9 MALIGNANT NEOPLASM OF VULVA, UNSPECIFIED


Code Information

Diagnosis Code: C51.9

Short Description: Malignant neoplasm of vulva, unspecified

Long Description: Malignant neoplasm of vulva, unspecified

The code C51.9 is VALID for claim submission

Code Classification:

  • Neoplasms (C00–D49)
    • Malignant neoplasms of female genital organs (C51-C58)
      • Malignant neoplasm of vulva (C51)
        • C51.9 Malignant neoplasm of vulva, unspecified

This code is valid for diagnoses for females only

Code Version: 2022 ICD-10-CM


Synonyms

  • Adnexal carcinoma of vulva
  • Anogenital verrucous carcinoma of Buschke-Löwenstein
  • Basal cell carcinoma of vulva
  • Carcinoma of vulva
  • Carcinoma of vulva
  • Carcinoma of vulva
  • FIGO stage finding for vulvar melanoma
  • FIGO VM stage V
  • Infective dermatosis of female genitalia
  • Invasive vulval Paget's disease
  • Malignant melanoma of perineum
  • Malignant melanoma of perineum
  • Malignant melanoma of skin of perineum
  • Malignant melanoma of skin of vulva
  • Malignant melanoma of vulva
  • Malignant tumor of vulva
  • Paget's disease of vulva
  • Primary adenocarcinoma of vulva
  • Primary adnexal carcinoma of vulva
  • Primary invasive vulval Paget disease
  • Primary malignant neoplasm of vulva
  • Primary Paget disease of vulva
  • Recurrent primary malignant neoplasm of vulva
  • Sarcoma of vulva
  • Sarcoma of vulva
  • Squamous cell carcinoma of anogenital area
  • Squamous cell carcinoma of anogenital area
  • Squamous cell carcinoma of anogenital area
  • Squamous cell carcinoma of anogenital area
  • Squamous cell carcinoma of skin of trunk
  • Squamous cell carcinoma of vulva
  • Squamous cell carcinoma of vulva
  • Squamous cell carcinoma of vulva
  • Squamous cell carcinoma of vulva due to lichen sclerosus
  • Vulval verrucous carcinoma of Buschke-Löwenstein
  • Vulvovaginal rhabdomyosarcoma

Diagnostic Related Group(s)

The code C51.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Uterine And Adnexa Procedures For Ovarian Or Adnexal Malignancy With Mcc (736)
  • Uterine And Adnexa Procedures For Ovarian Or Adnexal Malignancy With Cc (737)
  • Uterine And Adnexa Procedures For Ovarian Or Adnexal Malignancy Without Cc/mcc (738)
  • Uterine And Adnexa Procedures For Non-ovarian And Non-adnexal Malignancy With Mcc (739)
  • Uterine And Adnexa Procedures For Non-ovarian And Non-adnexal Malignancy With Cc (740)
  • Uterine And Adnexa Procedures For Non-ovarian And Non-adnexal Malignancy Without Cc/mcc (741)

References to Index of Diseases and Injuries

The code C51.9 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Malignant neoplasm of external female genitalia NOS
    • Malignant neoplasm of pudendum

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C51.9 Right Arrow 184.4 Malign neopl vulva NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
C51 Malignant neoplasm of vulva
C51.0 Malignant neoplasm of labium majus
C51.1 Malignant neoplasm of labium minus
C51.2 Malignant neoplasm of clitoris
C51.8 Malignant neoplasm of overlapping sites of vulva


This page was last updated on: 10/1/2023