A08.3Header code — not billable

Other viral enteritis

Chapter
1. Certain infectious and parasitic diseases
Category
A08
Effective date
October 1, 2026

Related codes in category A08

Frequently asked questions

What is ICD-10 code A08.3?

A08.3 is an ICD-10-CM diagnosis code for Other viral enteritis.

Is A08.3 a billable code?

No. A08.3 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is A08.3 in?

A08.3 falls under Chapter 1: Certain infectious and parasitic diseases.

When did A08.3 become effective?

A08.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to A08.3?

A08.3 belongs to category A08, which includes 11 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.