ICD-10 I06.9
Billable / SpecificRheumatic aortic valve disease, unspecified
About ICD-10-CM I06.9
ICD-10-CM code I06.9 represents Rheumatic aortic valve disease, unspecified. This is a billable/specific code in the Circulatory System chapter (block I06). The 2026 edition of ICD-10-CM I06.9 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under I06.9. Per CMS ICD-10-CM Tabular 2026.
- Rheumatic aortic (valve) disease NOS
Medicare LCD Coverage for I06.9
Local Coverage Determinations (LCDs) from CMS MACs that list I06.9 as a covered diagnosis.
Showing top 10 of 210 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I06.9.
1 Aetna
2 Cigna
5 Medicare
CPT Codes Commonly Billed with I06.9
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 I06.9 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 |
|---|---|---|
| I06.9 | 3959 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I06.9
Other codes in section I05-I09 (Chronic rheumatic heart diseases).
ICD-10 I06.9, Billing FAQ
Is ICD-10 code I06.9 billable? +
Yes, I06.9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to I06.9? +
ICD-10 I06.9 includes: Rheumatic aortic (valve) disease NOS.
What ICD-9 codes does I06.9 map to? +
Per CMS GEMs, I06.9 maps to ICD-9 codes: 3959. 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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