ICD-10-CM Diagnosis Code (2025)
Official Description for I33.0
Acute and subacute infective endocarditis
Coding Notes & Guidelines for I33.0
Use Additional Code
code (B95-B97) to identify infectious agent
Inclusion Terms
- Bacterial endocarditis (acute) (subacute)
- Infective endocarditis (acute) (subacute) NOS
- Endocarditis lenta (acute) (subacute)
- Malignant endocarditis (acute) (subacute)
- Purulent endocarditis (acute) (subacute)
- Septic endocarditis (acute) (subacute)
- Ulcerative endocarditis (acute) (subacute)
- Vegetative endocarditis (acute) (subacute)
Parent Code (Less Specific):
About ICD-10-CM Code I33.0 (Acute and subacute infective endocarditis)
ICD-10-CM code I33.0 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM I33.0 became effective on October 1, 2024.
This page provides detailed information about I33.0 - Acute and subacute infective endocarditis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Acute and subacute infective endocarditis.