ICD-10 H65.00
Billable / SpecificAcute serous otitis media, unspecified ear
About ICD-10-CM H65.00
ICD-10-CM code H65.00 represents Acute serous otitis media, unspecified ear. This is a billable/specific code in the Ear and Mastoid Process chapter (block H65). The 2026 edition of ICD-10-CM H65.00 became effective on October 1, 2025.
Medicare LCD Coverage for H65.00
Local Coverage Determinations (LCDs) from CMS MACs that list H65.00 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 H65.00.
2 Aetna
CPT Codes Commonly Billed with H65.00
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 H65.00 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 |
|---|---|---|
| H65.00 | 38101 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To H65.00
Other codes in section H65-H75 (Diseases of middle ear and mastoid).
ICD-10 H65.00, Billing FAQ
Is ICD-10 code H65.00 billable? +
Yes, H65.00 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does H65.00 map to? +
Per CMS GEMs, H65.00 maps to ICD-9 codes: 38101. 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