ICD-10 H04.521
Billable / SpecificEversion of right lacrimal punctum
About ICD-10-CM H04.521
ICD-10-CM code H04.521 represents Eversion of right lacrimal punctum. This is a billable/specific code in the Eye and Adnexa chapter (block H04). The 2026 edition of ICD-10-CM H04.521 became effective on October 1, 2025.
Medicare LCD Coverage for H04.521
Local Coverage Determinations (LCDs) from CMS MACs that list H04.521 as a covered diagnosis.
Showing top 10 of 88 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing H04.521.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with H04.521
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 H04.521 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 |
|---|---|---|
| H04.521 | 37551 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To H04.521
Other codes in section H00-H05 (Disorders of eyelid, lacrimal system and orbit).
ICD-10 H04.521, Billing FAQ
Is ICD-10 code H04.521 billable? +
Yes, H04.521 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does H04.521 map to? +
Per CMS GEMs, H04.521 maps to ICD-9 codes: 37551. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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