I09.0
BillableRheumatic myocarditis
I09.0 is the ICD-10-CM code for Rheumatic myocarditis. It is a billable, specific code valid for reimbursement.
I00-I99 Diseases of the circulatory system
Excludes1 — not coded here
- •myocarditis not specified as rheumatic (I51.4)
Frequently asked questions
- What is ICD-10 code I09.0?
- I09.0 is the ICD-10-CM code for "Rheumatic myocarditis". It falls under I00-I99 Diseases of the circulatory system.
- Is I09.0 a billable code?
- Yes — I09.0 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from I09.0?
- Excludes1 (not coded here): myocarditis not specified as rheumatic (I51.4).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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