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ICD-10 Guide
DiagnosesAbnormal Papanicolaou Test

Abnormal Papanicolaou Test

ICD-10 Coding for Abnormal Pap Test(R87.610, R87.612)

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

Diagnosis Overview

What is Abnormal Papanicolaou Test?
An Abnormal Papanicolaou Test (Pap test) indicates the presence of atypical cells in the cervix, which may suggest precancerous changes or cervical cancer. Key clinical points include: 1) It is a screening tool for cervical cancer, primarily in women aged 21-65. 2) Abnormal results can range from mild dysplasia to severe dysplasia or carcinoma in situ. 3) Follow-up procedures may include colposcopy and biopsy for definitive diagnosis. The etiology often involves persistent infection with high-risk human papillomavirus (HPV) types. Pathophysiologically, abnormal cells arise from dysregulation of normal cellular processes, leading to uncontrolled cell growth. Clinically, patients may be asymptomatic, but some may present with abnormal vaginal bleeding or discharge. Typical use cases for this diagnosis code include routine screening results and follow-up evaluations after an abnormal Pap test.

Key Clinical Considerations:

  • Diagnosis requires an abnormal result from a Pap test, confirmed by cytological examination.
  • Signs may include abnormal vaginal bleeding, but many patients are asymptomatic.
  • Resolution criteria involve normal Pap results after follow-up testing.
  • Laboratory findings include cytology reports indicating atypical squamous cells or other abnormal findings.

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 test results indicate ASC-US; patient referred for colposcopy.' Non-compliant: 'Patient has abnormal Pap.'
  • Template phrases: 'Patient's Pap test results show [specific findings].' 'Follow-up plan includes [specific actions].'
  • Medical necessity must be documented, especially if follow-up procedures are performed.

Coding Guidelines

Usage Guidelines & Examples

  • Use R87.610 for unsatisfactory Pap results and R87.612 for abnormal results with specific findings.
  • Do not use these codes for routine screening without abnormal findings.
  • Correct usage: 'R87.612 for ASC-US results.' Incorrect: 'R87.610 for routine screening.'
  • Common errors include using the wrong code for normal results or failing to document follow-up.

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 screening.
  • Common exclusion errors involve misclassifying normal results as abnormal.
  • Certain conditions are excluded to ensure accurate coding for abnormal findings.

Related ICD-10 Codes

Primary Codes
R87.610
Unsatisfactory cytology of cervix
R87.612
Abnormal cytology of cervix
Ancillary Codes
Z20.821
Differential Codes
R87.611

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 requiring further evaluation.
  • Applicable in outpatient settings, particularly in gynecological practices.
  • Specialty-specific considerations include the need for follow-up procedures in gynecology.

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 test diagnosed based on cytological findings.'

Template 2

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

Template 3

Template: 'Diagnostic criteria met: ASC-US findings on Pap test.'

Template 4

Template: 'Treatment plan includes colposcopy for 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 test results, follow-up plans, and any symptoms.

When should this code be used vs similar codes?

Use R87.610 for unsatisfactory results and R87.612 for abnormal findings.

What are common billing issues with this code?

Issues may arise from incorrect coding of normal results; ensure accurate documentation.

What procedures are commonly associated?

Related CPT codes include colposcopy and biopsy procedures for abnormal findings.