G00: Bacterial meningitis, not elsewhere classified
Codes under G00 (Bacterial meningitis, not elsewhere classified). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| G00.0 | Hemophilus meningitis | ✓ |
| G00.0 | Hemophilus meningitis | ✓ |
| G00.1 | Pneumococcal meningitis | ✓ |
| G00.1 | Pneumococcal meningitis | ✓ |
| G00.2 | Streptococcal meningitis | ✓ |
| G00.2 | Streptococcal meningitis | ✓ |
| G00.3 | Staphylococcal meningitis | ✓ |
| G00.3 | Staphylococcal meningitis | ✓ |
| G00.8 | Other bacterial meningitis | ✓ |
| G00.8 | Other bacterial meningitis | ✓ |
| G00.9 | Bacterial meningitis, unspecified | ✓ |
| G00.9 | Bacterial meningitis, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code G00?
G00 is an ICD-10-CM category covering Bacterial meningitis, not elsewhere classified. It contains 12 more specific diagnosis codes, 12 of which are billable.
Is G00 a billable code?
No — G00 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example G00.0 — Hemophilus meningitis). 12 of the 12 codes under G00 are billable.
What codes fall under G00?
G00 includes G00.0, G00.0, G00.1, G00.1, G00.2, plus 7 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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