B30

Non-billable

Viral conjunctivitis

B30 is the ICD-10-CM code for Viral conjunctivitis. It is a non-billable category code — use a more specific child code such as B30.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
6
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

Excludes1 — not coded here

  • herpesviral [herpes simplex] ocular disease (B00.5)
  • ocular zoster (B02.3)

Frequently asked questions

What is ICD-10 code B30?
B30 is the ICD-10-CM code for "Viral conjunctivitis". It falls under A00-B99 Certain infectious and parasitic diseases.
Is B30 a billable code?
No — B30 is a non-billable header code. Use a more specific child code (such as B30.0) for billing.
What are the subcodes of B30?
B30 has 6 more specific child codes, including B30.0, B30.1, B30.2.
What is excluded from B30?
Excludes1 (not coded here): herpesviral [herpes simplex] ocular disease (B00.5); ocular zoster (B02.3).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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