Question 1

Is A83 a billable ICD-10 code?

Accepted Answer

No, A83 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 A83 mean?

Accepted Answer

ICD-10-CM code A83 represents Mosquito-borne viral encephalitis. 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 A83?

Accepted Answer

The parent category for A83 is section:A80-A89 (Viral and prion infections of the central nervous system (A80-A89)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions should be coded separately from A83?

Accepted Answer

Code A83 has Type 2 Excludes including: Venezuelan equine encephalitis (A92.2); West Nile fever (A92.3-); West Nile virus (A92.3-). These conditions are not included in A83 but can be coded together if the patient has both conditions.

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