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ICD-10-CM/Diseases of the circulatory system

I05-I09

Chronic rheumatic heart diseases (I05-I09)

I05-I09 contains 5 categories and 33 ICD-10-CM codes for FY2027.

I05Rheumatic mitral valve diseases5 billable
I06Rheumatic aortic valve diseases5 billable
I07Rheumatic tricuspid valve diseases5 billable
I08Multiple valve diseases6 billable
I09Other rheumatic heart diseases6 billable

Every ICD-10-CM code, and whether you can actually bill it

Built directly from the official ICD-10-CM FY2027 release published by the CDC / National Center for Health Statistics and CMS.

FY2027 codes are valid for encounters from October 1, 2026 through September 30, 2027.

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Billable vs Non-Billable ICD-10 Codes Explained
Excludes1 vs Excludes2 in ICD-10-CM: The Difference
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ICD-10-CM 7th Characters (A, D, S) and Placeholder X
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