N90.4 is the authoritative medical code for Leukoplakia of vulva. This classification is used in medical billing and clinical recording to specify the clinical criteria for leukoplakia of vulva (ICD-10-CM N90.4), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Leukoplakia of vulva is a billable ICD-10-CM diagnosis code N90.4. Inclusion terms: Dystrophy of vulva; Kraurosis of vulva; Lichen sclerosus of external female genital organs. Excludes1 (not coded here): anogenital venereal warts A63.0; carcinoma in situ of vulva D07.1; condyloma acuminatum A63.0; current obstetric trauma (O70.-, O71.7-O71.8); inflammation of vulva N76.-; severe dysplasia of vulva D07.1; vulvar intraepithelial neoplasm III VIN III.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for N90.4 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Dystrophy of vulva
- Kraurosis of vulva
- Lichen sclerosus of external female genital organs
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- anogenital venereal warts A63.0
- carcinoma in situ of vulva D07.1
- condyloma acuminatum A63.0
- current obstetric trauma (O70.-, O71.7-O71.8)
- inflammation of vulva N76.-
- severe dysplasia of vulva D07.1
- vulvar intraepithelial neoplasm III VIN III
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with N90.4?
Per Excludes1 instructions, N90.4 must not be reported with: anogenital (venereal) warts (A63.0); carcinoma in situ of vulva (D07.1); condyloma acuminatum (A63.0); current obstetric trauma (O70.-, O71.7-O71.8).
What conditions are included under N90.4?
Leukoplakia of vulva includes: Dystrophy of vulva; Kraurosis of vulva; Lichen sclerosus of external female genital organs.
Codes in This Family (19)
Official ICD-10-CM classifications in the same code family as N90.4, with their registry titles.
- N90 — Other noninflammatory disorders of vulva and perineum
- N90.0 — Mild vulvar dysplasia
- N90.1 — Moderate vulvar dysplasia
- N90.3 — Dysplasia of vulva, unspecified
- N90.5 — Atrophy of vulva
- N90.6 — Hypertrophy of vulva
- N90.60 — Unspecified hypertrophy of vulva
- N90.61 — Childhood asymmetric labium majus enlargement
- N90.69 — Other specified hypertrophy of vulva
- N90.7 — Vulvar cyst
- N90.8 — Other specified noninflammatory disorders of vulva and perineum
- N90.81 — Female genital mutilation status
- N90.810 — Female genital mutilation status, unspecified
- N90.811 — Female genital mutilation Type I status
- N90.812 — Female genital mutilation Type II status
- N90.813 — Female genital mutilation Type III status
- N90.818 — Other female genital mutilation status
- N90.89 — Other specified noninflammatory disorders of vulva and perineum
- N90.9 — Noninflammatory disorder of vulva and perineum, unspecified
Indexed Clinical Terms (11)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Breisky's disease
- Disease, diseased, white-spot, meaning lichen sclerosus et atrophicus, vulva
- Dystrophy, dystrophia, vulva
- Hyperkeratosis, vulva
- Kraurosis, vulva
- Leukokraurosis vulva (e)
- Leukoplakia, vulva
- Lichen, albus, vulva
- Lichen, atrophicus, vulva
- Lichen, sclerosus (et atrophicus), vulva
- Vulvitis (acute) (allergic) (atrophic) (hypertrophic) (intertriginous) (senile), leukoplakic
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: