ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesN89.1

N89.1

Billable

Moderate vaginal dysplasia

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

Code Description

ICD-10 N89.1 is a billable code used to indicate a diagnosis of moderate vaginal dysplasia.

Key Diagnostic Point:

Moderate vaginal dysplasia is a precancerous condition characterized by abnormal changes in the cells of the vaginal epithelium. It is classified as a type of squamous intraepithelial lesion (SIL) and is often associated with human papillomavirus (HPV) infection. The condition is typically diagnosed through a Pap smear or biopsy, where the presence of dysplastic cells is identified. Moderate dysplasia indicates that the abnormal cells are present in a significant portion of the epithelial layer but have not invaded deeper tissues. This condition is crucial to monitor as it can progress to more severe dysplasia or even invasive cancer if left untreated. Management may involve close observation, repeat Pap tests, or treatment options such as laser therapy or surgical excision, depending on the severity and patient factors. Regular gynecological examinations and HPV vaccinations are essential preventive measures.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from other types of dysplasia (mild, severe)
  • Need for precise documentation of biopsy results
  • Potential for co-existing conditions (e.g., cervical dysplasia)
  • Variability in treatment approaches based on patient history

Audit Risk Factors

  • Inadequate documentation of biopsy results
  • Misclassification of dysplasia severity
  • Failure to document follow-up care or treatment plans
  • Inconsistent coding practices across providers

Specialty Focus

Medical Specialties

Gynecology

Documentation Requirements

Detailed pathology reports, treatment plans, and follow-up notes.

Common Clinical Scenarios

Routine Pap smear results indicating moderate dysplasia, follow-up biopsies, and treatment discussions.

Billing Considerations

Ensure accurate staging of dysplasia and thorough documentation of patient education regarding HPV.

Pathology

Documentation Requirements

Comprehensive histopathological reports detailing the degree of dysplasia.

Common Clinical Scenarios

Biopsy evaluations of vaginal lesions and correlation with clinical findings.

Billing Considerations

Clear communication with gynecologists regarding findings and implications for patient management.

Coding Guidelines

Inclusion Criteria

Use N89.1 When
  • According to ICD
  • 10 guidelines, N89
  • 1 should be used when moderate dysplasia is confirmed through biopsy
  • It is essential to document the findings accurately and to follow up with appropriate management plans

Exclusion Criteria

Do NOT use N89.1 When
  • Exclusion criteria include any invasive malignancy

Related ICD-10 Codes

Related CPT Codes

88141CPT Code

Cytopathology, cervical or vaginal, screening

Clinical Scenario

Used for routine Pap smears that may lead to a diagnosis of moderate dysplasia.

Documentation Requirements

Documentation of the screening results and any follow-up recommendations.

Specialty Considerations

Gynecologists should ensure that all findings are clearly documented for accurate coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of dysplastic conditions, improving the accuracy of patient records and treatment plans. N89.1 provides a clear distinction from other dysplastic codes, facilitating better tracking of patient outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of dysplastic conditions, improving the accuracy of patient records and treatment plans. N89.1 provides a clear distinction from other dysplastic codes, facilitating better tracking of patient outcomes.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of dysplastic conditions, improving the accuracy of patient records and treatment plans. N89.1 provides a clear distinction from other dysplastic codes, facilitating better tracking of patient outcomes.

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 is the significance of moderate vaginal dysplasia?

Moderate vaginal dysplasia is a precancerous condition that requires monitoring and potential treatment to prevent progression to invasive cancer. It is essential for women diagnosed with this condition to have regular follow-ups and discussions with their healthcare providers about management options.