A88Header code — not billable

Other viral infections of central nervous system, not elsewhere classified

Short description: Oth viral infections of central nervous system, NEC

Chapter
1. Certain infectious and parasitic diseases
Category
A88
Effective date
October 1, 2026

Related codes in category A88

A88.0Enteroviral exanthematous fever [Boston exanthem]YesA88.1Epidemic vertigoYesA88.8Other specified viral infections of central nervous systemYes

Frequently asked questions

What is ICD-10 code A88?

A88 is an ICD-10-CM diagnosis code for Other viral infections of central nervous system, not elsewhere classified.

Is A88 a billable code?

No. A88 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 A88 in?

A88 falls under Chapter 1: Certain infectious and parasitic diseases.

When did A88 become effective?

A88 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to A88?

A88 belongs to category A88, which includes 3 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.