ICD-10 H10.233
Billable / SpecificSerous conjunctivitis, except viral, bilateral
About ICD-10-CM H10.233
ICD-10-CM code H10.233 represents Serous conjunctivitis, except viral, bilateral. This is a billable/specific code in the Eye and Adnexa chapter (block H10). The 2026 edition of ICD-10-CM H10.233 became effective on October 1, 2025.
Medicare LCD Coverage for H10.233
Local Coverage Determinations (LCDs) from CMS MACs that list H10.233 as a covered diagnosis.
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Commercial Payer Coverage
Coverage policies from major commercial payers referencing H10.233.
1 Medicare
CPT Codes Commonly Billed with H10.233
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 H10.233 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 |
|---|---|---|
| H10.233 | 37201 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To H10.233
Other codes in section H10-H11 (Disorders of conjunctiva).
ICD-10 H10.233, Billing FAQ
Is ICD-10 code H10.233 billable? +
Yes, H10.233 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does H10.233 map to? +
Per CMS GEMs, H10.233 maps to ICD-9 codes: 37201. 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 June 1, 2026.
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