B00Header code — not billable
Herpesviral [herpes simplex] infections
- Chapter
- 1. Certain infectious and parasitic diseases
- Category
- B00
- Effective date
- October 1, 2026
Related codes in category B00
B00.0Eczema herpeticumYesB00.1Herpesviral vesicular dermatitisYesB00.2Herpesviral gingivostomatitis and pharyngotonsillitisYesB00.3Herpesviral meningitisYesB00.4Herpesviral encephalitisYesB00.5Herpesviral ocular diseaseB00.50Herpesviral ocular disease, unspecifiedYesB00.51Herpesviral iridocyclitisYesB00.52Herpesviral keratitisYesB00.53Herpesviral conjunctivitisYesB00.59Other herpesviral disease of eyeYesB00.7Disseminated herpesviral diseaseYes
Frequently asked questions
What is ICD-10 code B00?
B00 is an ICD-10-CM diagnosis code for Herpesviral [herpes simplex] infections.
Is B00 a billable code?
No. B00 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 B00 in?
B00 falls under Chapter 1: Certain infectious and parasitic diseases.
When did B00 become effective?
B00 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to B00?
B00 belongs to category B00, which includes 12 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.