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N89.6

✓ Billable

Tight hymenal ring

Diseases of the genitourinary system (N00-N99)

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Also Known As

Rigid hymenTight introitus

❌ Excludes1

direct

These codes are mutually exclusive. Never code them together.

  • • imperforate hymen (Q52.3)

❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

N89
  • • abnormal results from vaginal cytologic examination without histologic confirmation (R87.62-)
  • • carcinoma in situ of vagina (D07.2)
  • • HGSIL of vagina (R87.623)
  • • inflammation of vagina (N76.-)
  • • severe dysplasia of vagina (D07.2)
  • • trichomonal leukorrhea (A59.00)
  • • vaginal intraepithelial neoplasia [VAIN], grade III (D07.2)

⚠️ Excludes2

inherited

Rules inherited from parent codes.

N89
  • • senile (atrophic) vaginitis (N95.2)

Clinical Description

ICD-10-CM code N89.6 represents tight hymenal ring. This code falls under the Diseases of the genitourinary system (N00-N99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 5-character code at the 4th level of specificity. This is the most specific code available in this subcategory. Coders should note that N89.6 has 8 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code N89.6?

ICD-10-CM code N89.6 is "Tight hymenal ring". It belongs to the category: Diseases of the genitourinary system (N00-N99).

Is N89.6 a billable ICD-10 code?

Yes, N89.6 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with N89.6?

N89.6 has 8 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can N89.6 be coded with other codes?

N89.6 has 1 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in N89

Other codes in the same category that may be relevant for differential coding:

N89.0Mild vaginal dysplasiaN89.1Moderate vaginal dysplasiaN89.3Dysplasia of vagina, unspecifiedN89.4Leukoplakia of vaginaN89.5Stricture and atresia of vaginaN89.7HematocolposN89.8Other specified noninflammatory disorders of vaginaN89.9Noninflammatory disorder of vagina, unspecified

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Code Information

CodeN89.6
BillableYes
ParentN89
CategoryDiseases of the genitourinary system (N00-N99)
Excludes18 rule(s)
Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)