ICD-10 H25.012
Billable / SpecificCortical age-related cataract, left eye
About ICD-10-CM H25.012
ICD-10-CM code H25.012 represents Cortical age-related cataract, left eye. This is a billable/specific code in the Eye and Adnexa chapter (block H25). The 2026 edition of ICD-10-CM H25.012 became effective on October 1, 2025.
Medicare LCD Coverage for H25.012
Local Coverage Determinations (LCDs) from CMS MACs that list H25.012 as a covered diagnosis.
Showing top 10 of 85 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing H25.012.
5 Medicare
CPT Codes Commonly Billed with H25.012
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 66984 Cataract removal with IOL — age-related cataract, cortical cataract, posterior subcapsular, anterior cortical by eye, secondary cataract, lens displacement Ophthalmology
- 66987 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66840 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66852 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66850 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66940 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66983 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66988 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66982 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
- 66920 CMS LCD: Billing and Coding: Cataract Extraction (including Complex Cataract Surgery) CMS LCD
Convert H25.012 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 |
|---|---|---|
| H25.012 | 36615 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To H25.012
Other codes in section H25-H28 (Disorders of lens).
ICD-10 H25.012, Billing FAQ
Is ICD-10 code H25.012 billable? +
Yes, H25.012 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with H25.012? +
Procedures frequently paired with H25.012 include: 66984, 66987, 66840, 66852, 66850.
What ICD-9 codes does H25.012 map to? +
Per CMS GEMs, H25.012 maps to ICD-9 codes: 36615. 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 May 31, 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