B02.33 Zoster keratitis
The ICD-10-CM code for Zoster keratitis is B02.33 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- B00-B09: Viral infections characterized by skin and mucous membrane lesions (B00-B09)
- Category B02
- 19 codes (16 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to B02.33:
- Herpes, herpesvirus, herpetic › cornea
- Herpes, herpesvirus, herpetic › keratitis (simplex) (dendritic) (disciform) (interstitial) › zoster (interstitial)
- Keratitis (nodular) (nonulcerative) (simple) (zonular) › in (due to) › zoster
- Herpes, herpesvirus, herpetic › zoster › keratitis (interstitial)
- Herpes, herpesvirus, herpetic › keratoconjunctivitis (simplex) › zoster
- Keratitis (nodular) (nonulcerative) (simple) (zonular) › herpes, herpetic (simplex) › zoster
- Keratoconjunctivitis › herpes, herpetic (simplex) › zoster
- Keratitis (nodular) (nonulcerative) (simple) (zonular) › interstitial (nonsyphilitic) › herpes, herpetic (simplex) › zoster
Inclusion Terms
- Herpes zoster keratoconjunctivitis
U.S. Hospital Utilization
- An estimated 400 U.S. inpatient stays in 2023 included B02.33 among the documented diagnoses.
- 95 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026