ICD-10 R87.610
Billable / SpecificAtypical squamous cells of undetermined significance on cytologic smear of cervix (ASC-US)
About ICD-10-CM R87.610
ICD-10-CM code R87.610 represents Atypical squamous cells of undetermined significance on cytologic smear of cervix (ASC-US). This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R87). The 2026 edition of ICD-10-CM R87.610 became effective on October 1, 2025.
Medicare LCD Coverage for R87.610
Local Coverage Determinations (LCDs) from CMS MACs that list R87.610 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing R87.610.
1 Cigna
1 Aetna
CPT Codes Commonly Billed with R87.610
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert R87.610 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| R87.610 | 79501 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To R87.610
Other codes in section R83-R89 (Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis).
ICD-10 R87.610, Billing FAQ
Is ICD-10 code R87.610 billable? +
Yes, R87.610 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does R87.610 map to? +
Per CMS GEMs, R87.610 maps to ICD-9 codes: 79501. Useful for legacy data review and historical claim analysis.
Get the full PayerReady toolkit
Free access to CPT/ICD-10 lookup, denial appeals, fee comparator, and claim auditing with credentialing enrollment.
Start free →Run this code through our claim audit tool
Check NCCI bundling, MUE limits, and modifier logic before submission.
Try the auditor →Did this page help?
Quick signal so we know what to improve.
If you want a code reference page that doesn't exist yet, email coding@payerready.com.
Tell us what's missing or wrong: coding@payerready.com. We respond within 5 business days.
Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
Powered by 11K CPT · 98K ICD-10 · 860K MPFS rates · 4.5M NCCI edits · 9.5M NPIs. Our data methodology · About our coding team