B02Header code — not billable
Zoster [herpes zoster]
- Chapter
- 1. Certain infectious and parasitic diseases
- Category
- B02
- Effective date
- October 1, 2026
Related codes in category B02
B02.0Zoster encephalitisYesB02.1Zoster meningitisYesB02.2Zoster with other nervous system involvementB02.21Postherpetic geniculate ganglionitisYesB02.22Postherpetic trigeminal neuralgiaYesB02.23Postherpetic polyneuropathyYesB02.24Postherpetic myelitisYesB02.29Other postherpetic nervous system involvementYesB02.3Zoster ocular diseaseB02.30Zoster ocular disease, unspecifiedYesB02.31Zoster conjunctivitisYesB02.32Zoster iridocyclitisYes
Frequently asked questions
What is ICD-10 code B02?
B02 is an ICD-10-CM diagnosis code for Zoster [herpes zoster].
Is B02 a billable code?
No. B02 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 B02 in?
B02 falls under Chapter 1: Certain infectious and parasitic diseases.
When did B02 become effective?
B02 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to B02?
B02 belongs to category B02, 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.