Question 1

Is A81 a billable ICD-10 code?

Accepted Answer

No, A81 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 A81 mean?

Accepted Answer

ICD-10-CM code A81 represents Atypical virus infections of central nervous system. 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

When was ICD-10 code A81 introduced?

Accepted Answer

Code A81 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code A81?

Accepted Answer

The parent category for A81 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 5

Should I use additional codes with A81?

Accepted Answer

Yes, when coding A81, consider adding codes for: code, if applicable, to identify:; dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4). Additional codes provide more specificity about the patient's condition.

A812026

Excludes14Not coded together

Excludes24Not included here

Use Additional Code8Add code for detail

Includes2Included conditions

Is A81 a billable ICD-10 code?

What does ICD-10 code A81 mean?

When was ICD-10 code A81 introduced?

What is the parent category for ICD-10 code A81?

Should I use additional codes with A81?