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v1.0.0
ICD-10 Guide
ICD-10 CodesN90.89

N90.89

Billable

Other specified noninflammatory disorders of vulva and perineum

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N90.89 is a billable code used to indicate a diagnosis of other specified noninflammatory disorders of vulva and perineum.

Key Diagnostic Point:

N90.89 encompasses a variety of noninflammatory disorders affecting the vulva and perineum that do not fall under more specific categories. These disorders can include conditions such as vulvar vestibulitis, lichen sclerosus, and other benign lesions that may cause discomfort or abnormal findings during gynecological examinations. Unlike inflammatory conditions, these disorders are characterized by the absence of significant inflammatory processes, which can complicate diagnosis and treatment. Clinicians may encounter patients with symptoms such as itching, burning, or pain in the vulvar area, which can be attributed to these noninflammatory conditions. Accurate diagnosis often requires a thorough clinical evaluation, including a detailed history and physical examination, and may involve biopsy or other diagnostic procedures to rule out malignancy or other serious conditions. The management of these disorders can vary widely, from conservative measures such as topical treatments to more invasive procedures depending on the severity and impact on the patient's quality of life.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of conditions included under this code
  • Need for precise clinical documentation to differentiate from inflammatory disorders
  • Potential overlap with other codes related to vulvar and perineal disorders
  • Variability in clinical presentation and symptoms

Audit Risk Factors

  • Insufficient documentation of the specific noninflammatory disorder
  • Inconsistent coding practices among providers
  • Failure to document the patient's symptoms and clinical findings
  • Misuse of this code when an inflammatory condition is present

Specialty Focus

Medical Specialties

Gynecology

Documentation Requirements

Detailed clinical notes including patient history, symptoms, and examination findings.

Common Clinical Scenarios

Patients presenting with vulvar pain, itching, or abnormal lesions.

Billing Considerations

Ensure to document any diagnostic tests performed and their results.

Dermatology

Documentation Requirements

Comprehensive skin examination notes and any biopsy results.

Common Clinical Scenarios

Evaluation of skin lesions in the vulvar area.

Billing Considerations

Document differential diagnoses and treatment plans clearly.

Coding Guidelines

Inclusion Criteria

Use N90.89 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the diagnosis is supported by clinical documentation
  • This code should be used when the specific noninflammatory disorder is identified and documented, and it should not be used if an inflammatory condition is present

Exclusion Criteria

Do NOT use N90.89 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

58100CPT Code

Endometrial biopsy

Clinical Scenario

When a biopsy is performed to rule out malignancy in the presence of abnormal findings.

Documentation Requirements

Document the indication for the biopsy and findings.

Specialty Considerations

Gynecologists should ensure that the reason for the biopsy aligns with the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of noninflammatory disorders, improving the accuracy of data collection and reimbursement processes. N90.89 provides a distinct classification for conditions that were previously grouped under broader categories in ICD-9.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of noninflammatory disorders, improving the accuracy of data collection and reimbursement processes. N90.89 provides a distinct classification for conditions that were previously grouped under broader categories in ICD-9.

Reimbursement & Billing Impact

reimbursement processes. N90.89 provides a distinct classification for conditions that were previously grouped under broader categories in ICD-9.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What types of conditions are included under N90.89?

N90.89 includes various noninflammatory disorders such as vulvar vestibulitis, lichen sclerosus, and benign lesions that do not involve inflammation.

How can I ensure accurate coding for N90.89?

Accurate coding requires detailed documentation of the patient's symptoms, clinical findings, and any diagnostic tests performed to confirm the noninflammatory nature of the condition.