I33.9 - Acute and subacute endocarditis, unspecified
- Applicable to Acute and subacute endocarditis, unspecified
- The 2025 edition of ICD10-CM I33.9 became effective on October 1, 2024.
- This is the American ICD10-CM version of I33.9 - other international versions of ICD10 I33.9 may differ.
- I33.9 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Acute endocarditis NOS
- Acute myoendocarditis NOS
- Acute periendocarditis NOS
- Subacute endocarditis NOS
- Subacute myoendocarditis NOS
- Subacute periendocarditis NOS
Billable/Specific Code
The following codes above I33.9 contain annotation back-references that may be applicable to I33.9:
- Chapter: I00-I99 - Diseases of the circulatory system
- Section: I30-I5A - Other forms of heart disease
- Category: I33 - Acute and subacute endocarditis
Browse other similar CM codes:
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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