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ICD-10 Guide
DiagnosesAbnormal Papanicolaou Test Smear

Abnormal Papanicolaou Test Smear

ICD-10 Coding for Abnormal Pap Smear(R87.610, R87.611)

PRIMARY SPECIALTYGynecology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Abnormal Papanicolaou Test Smear?
An abnormal Papanicolaou (Pap) test smear indicates the presence of atypical cells in the cervical region, which may suggest precancerous changes or cervical cancer. Key points include: 1) It is a screening tool for cervical cancer; 2) Abnormal results necessitate further evaluation, such as colposcopy; 3) Risk factors include HPV infection, smoking, and immunosuppression. The etiology often involves persistent infection with high-risk HPV types, leading to dysplastic changes in cervical cells. Clinically, patients may be asymptomatic, but abnormal results can prompt symptoms like abnormal vaginal bleeding or discharge. This diagnosis code is typically used in gynecological practices for routine screenings or follow-up evaluations following abnormal results.

Key Clinical Considerations:

  • Diagnosis requires an abnormal result from a Pap smear, confirmed by cytological examination.
  • Signs may include abnormal vaginal bleeding, pelvic pain, or unusual discharge, though many cases are asymptomatic.
  • Resolution criteria involve normal Pap results following treatment or monitoring.
  • Laboratory findings include cytological evidence of atypical squamous cells of undetermined significance (ASC-US) or higher-grade lesions.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Documentation must include the type of Pap test performed, results, and any follow-up actions taken.
  • Compliant documentation: 'Pap smear results indicate ASC-US; patient referred for colposcopy.' Non-compliant: 'Pap smear abnormal.'
  • Template phrases: 'Patient's Pap smear results show [specific findings].' 'Follow-up plan includes [specific actions].'
  • Medical necessity must be established, particularly for follow-up procedures like colposcopy or biopsy.

Coding Guidelines

Usage Guidelines & Examples

  • Use R87.610 for abnormal Pap smear results without further specification; R87.611 for abnormal results with high-grade squamous intraepithelial lesion (HSIL).
  • Do not use these codes for routine Pap smears with normal results or for unrelated gynecological conditions.
  • Correct usage: 'Patient has R87.610 due to ASC-US.' Incorrect: 'Patient has R87.610 for routine screening.'
  • Common errors include misclassifying the severity of abnormal results; ensure accurate coding based on cytology reports.

Code Exclusions

Important Exclusions

  • Excluded conditions include normal Pap results, which do not require these codes.
  • Alternative codes for normal results include Z12.4 for encounter for screening for malignant neoplasm of cervix.
  • Common exclusion errors involve coding abnormal results when the Pap is normal; verify results before coding.
  • Certain conditions are excluded to avoid misrepresentation of the patient's health status.

Related ICD-10 Codes

Primary Codes
R87.610
Abnormal cytological findings in specimens from female genital organs, unspecified
R87.611
Abnormal cytological findings in specimens from female genital organs, high-grade squamous intraepithelial lesion (HSIL)
Ancillary Codes
R87.810
Differential Codes
R87.612
R87.613

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Gynecology

Specialty Applications

  • This diagnosis applies to women undergoing routine cervical cancer screening.
  • Appropriate in cases of abnormal Pap results leading to further diagnostic procedures.
  • Applicable in outpatient settings primarily, but may also be relevant in inpatient evaluations.
  • Specialty considerations include gynecology and oncology practices focusing on women's health.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Template: 'Abnormal Pap smear diagnosed based on cytological findings of [specific findings].'

Template 2

Template: 'Patient presents with abnormal vaginal bleeding consistent with abnormal Pap results.'

Template 3

Template: 'Diagnostic criteria met: Pap smear shows [specific findings].'

Template 4

Template: 'Treatment plan includes colposcopy for further evaluation of abnormal Pap results.'

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What documentation is required for this code?

Documentation must include the specific findings from the Pap smear and any follow-up recommendations.

When should this code be used vs similar codes?

Use R87.610 for general abnormal results and R87.611 for specific high-grade lesions.

What are common billing issues with this code?

Issues may arise from lack of documentation supporting the medical necessity for follow-up procedures.

What procedures are commonly associated?

CPT codes for colposcopy and biopsy are often associated with abnormal Pap results.