Question 1

Is I33 a billable ICD-10 code?

Accepted Answer

No, I33 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code I33 mean?

Accepted Answer

ICD-10-CM code I33 represents Acute and subacute endocarditis. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

What is the parent category for ICD-10 code I33?

Accepted Answer

The parent category for I33 is section:I30-I5A (Other forms of heart disease (I30-I5A)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions are excluded from I33?

Accepted Answer

Code I33 has Type 1 Excludes (mutually exclusive conditions) including: acute rheumatic endocarditis (I01.1); endocarditis NOS (I38). These conditions cannot be coded together with I33 as they represent different diagnoses.

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