N90 ICD-10-CM Code: Other noninflammatory disorders of vulva and perineum
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
N90Other noninflammatory disorders of vulva and perineum
ICD-10-CM diagnosis code · United States clinical modification
Where N90 sits
- 1
Chapter 14
Diseases of the genitourinary system (N00-N99)
- 2
Section
Noninflammatory disorders of female genital tract (N80-N98)
- 3
Category N90
Other noninflammatory disorders of vulva and perineum
- 4
Code N90
Other noninflammatory disorders of vulva and perineum
Codes under N90
N90 is a non-billable category. Choose the child code that best matches the documented diagnosis.
N90.0Mild vulvar dysplasiaN90.1Moderate vulvar dysplasiaN90.3Dysplasia of vulva, unspecifiedN90.4Leukoplakia of vulvaN90.5Atrophy of vulvaN90.6Hypertrophy of vulvaN90.7Vulvar cystN90.8Other specified noninflammatory disorders of vulva and perineumN90.9Noninflammatory disorder of vulva and perineum, unspecifiedNotes for this code
Inclusion terms
No inclusion terms are listed for N90.
Code first
No “code first” instruction is listed for N90.
Use additional code
No “use additional code” instruction is listed for N90.
Excludes1
Conditions that should not be reported together with this code.
- 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] (D07.1)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for N90.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code N90 mean?
N90 is the FY 2027 U.S. ICD-10-CM code for “Other noninflammatory disorders of vulva and perineum.”
Is N90 a billable or specific ICD-10-CM code?
No. N90 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is N90 located in ICD-10-CM?
N90 is listed in Chapter 14, Diseases of the genitourinary system (N00-N99), within Noninflammatory disorders of female genital tract (N80-N98) (N80–N98), under category N90, Other noninflammatory disorders of vulva and perineum.
What coding notes are listed for N90?
No inclusion terms are listed for N90 in this reference record. No code-first instruction is listed. Excludes1 notes: 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] (D07.1). No Excludes2 note is listed.