I51.4 - Myocarditis, unspecified
- Applicable to Myocarditis, unspecified
- The 2025 edition of ICD10-CM I51.4 became effective on October 1, 2024.
- This is the American ICD10-CM version of I51.4 - other international versions of ICD10 I51.4 may differ.
- I51.4 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion Term
- Chronic (interstitial) myocarditis
- Myocardial fibrosis
- Myocarditis NOS
Type 1 Excludes
- acute or subacute myocarditis (I40.-)
The following codes above I51.4 contain annotation back-references that may be applicable to I51.4:
Chapter: I00-I99 Diseases of the circulatory system
Section: I30-I5A Other forms of heart disease
Category: I51 Complications and ill-defined descriptions of heart disease
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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