ICD-10 I08
Non-Billable HeaderMultiple valve diseases
About ICD-10-CM I08
ICD-10-CM code I08 represents Multiple valve diseases. This is a non-billable header code in the Circulatory System chapter (block I08). The 2026 edition of ICD-10-CM I08 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Type 1 Excludes
Pure excludes, these codes can never be coded together with I08. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- endocarditis, valve unspecified (I38)
- rheumatic valve disease NOS (I09.1)
Type 2 Excludes
Not included here, the excluded code is not part of I08, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- multiple valve disease specified as nonrheumatic (I34.-, I35.-, I36.-, I37.-, I38.-, Q22.-, Q23.-, Q24.8-)
Includes
- multiple valve diseases specified as rheumatic or unspecified
Medicare LCD Coverage for I08
Local Coverage Determinations (LCDs) from CMS MACs that list I08 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 I08.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but I08 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with I08
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.
Codes Adjacent To I08
Other codes in section I05-I09 (Chronic rheumatic heart diseases).
ICD-10 I08, Billing FAQ
Is ICD-10 code I08 billable? +
No, I08 is a non-billable header code. Use a more specific child code from block I08 when submitting claims.
What codes are Type 1 Excludes for I08? +
Type 1 Excludes (never code together with I08): endocarditis, valve unspecified (I38); rheumatic valve disease NOS (I09.1)
What codes are Type 2 Excludes for I08? +
Type 2 Excludes (may be coded together when both conditions exist): multiple valve disease specified as nonrheumatic (I34.-, I35.-, I36.-, I37.-, I38.-, Q22.-, Q23.-, Q24.8-)
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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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