Get started free

G03

Non-billable

Meningitis due to other and unspecified causes

G03 is the ICD-10-CM code for Meningitis due to other and unspecified causes. It is a non-billable category code — use a more specific child code such as G03.0 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Subcodes
5
Edition
FY2026

G00-G99 Diseases of the nervous system

Includes

  • •arachnoiditis NOS
  • •leptomeningitis NOS
  • •meningitis NOS
  • •pachymeningitis NOS

Excludes1 — not coded here

  • •meningoencephalitis (G04.-)
  • •meningomyelitis (G04.-)

Frequently asked questions

What is ICD-10 code G03?
G03 is the ICD-10-CM code for "Meningitis due to other and unspecified causes". It falls under G00-G99 Diseases of the nervous system.
Is G03 a billable code?
No — G03 is a non-billable header code. Use a more specific child code (such as G03.0) for billing.
What are the subcodes of G03?
G03 has 5 more specific child codes, including G03.0, G03.1, G03.2.
What is excluded from G03?
Excludes1 (not coded here): meningoencephalitis (G04.-); meningomyelitis (G04.-).

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

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →