N90
Non-Billable

Other noninflammatory disorders of vulva and perineum

Non-Billable / Non-Specific Code

What is Other noninflammatory disorders of vulva and perineum?

ICD-10-CM N90 is the diagnosis code for Other noninflammatory disorders of vulva and perineum. This code falls under the section "Noninflammatory disorders of female genital tract" within Chapter 14 — Diseases of the genitourinary system (N00-N99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for N90

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as N90. They 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] (D07.1)

ICD-10-CM Code Hierarchy

Understanding where N90 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeN90 — Other noninflammatory disorders of vulva and perineum
Sub-Codes 9 entries
N90.0Mild vulvar dysplasiaBillableN90.1Moderate vulvar dysplasiaBillableN90.3Dysplasia of vulva, unspecifiedBillableN90.4Leukoplakia of vulvaBillableN90.5Atrophy of vulvaBillableN90.6Hypertrophy of vulvaNon-BillableN90.60Unspecified hypertrophy of vulvaBillableN90.61Childhood asymmetric labium majus enlargementBillableN90.69Other specified hypertrophy of vulvaBillableN90.7Vulvar cystBillableN90.8Other specified noninflammatory disorders of vulva and perineumNon-BillableN90.81Female genital mutilation statusNon-BillableN90.810Female genital mutilation status, unspecifiedBillableN90.811Female genital mutilation Type I statusBillableN90.812Female genital mutilation Type II statusBillableN90.813Female genital mutilation Type III statusBillableN90.818Other female genital mutilation statusBillableN90.89Other specified noninflammatory disorders of vulva and perineumBillableN90.9Noninflammatory disorder of vulva and perineum, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is N90 a billable ICD-10-CM code?

No, N90 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does N90 mean?

N90 is the ICD-10-CM diagnosis code for "Other noninflammatory disorders of vulva and perineum". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is N90 in?

N90 is located in Section N80-N98 — "Noninflammatory disorders of female genital tract" within Chapter 14 of the ICD-10-CM Tabular List.

What are the sub-codes of N90?

N90 has 9 sub-code(s) that provide more specific detail: N90.0, N90.1, N90.3, N90.4, N90.5 and more.

When should I use N90?

Use N90 when the patients documented diagnosis matches "Other noninflammatory disorders of vulva and perineum" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other noninflammatory disorders of vulva and perineum?

The ICD-10-CM code for Other noninflammatory disorders of vulva and perineum is N90.

Can N90 be used for primary diagnosis?

No, N90 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is N90 in?

N90 is in Chapter 14 of the ICD-10-CM Tabular List.

What conditions are excluded from N90?

Type 1 Excludes for N90 include: anogenital (venereal) warts (A63.0); carcinoma in situ of vulva (D07.1); condyloma acuminatum (A63.0) and more.

Is N90 valid for 2026?

Yes, N90 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousN89.9Noninflammatory disorder of vagina, unspecifiedNext →N90.0Mild vulvar dysplasia
Code Details
N90
Other noninflammatory disorders of vulva and perineum
Non-Billable / Non-Specific Code
14 — Diseases of the genitourinary system (N00-N99)
N80-N98 — Noninflammatory disorders of female genital tract
2026 ICD-10-CM