ICD-10-CM · Chapter 6 · G00-G99
G01 Meningitis in bacterial diseases classified elsewhere
Excludes 1 (cannot be coded together)
- meningitis (in):
- gonococcal (A54.81)
- leptospirosis (A27.81)
- listeriosis (A32.11)
- Lyme disease (A69.21)
- meningococcal (A39.0)
- neurosyphilis (A52.13)
- tuberculosis (A17.0)
- meningoencephalitis and meningomyelitis in bacterial diseases classified elsewhere (G05)
Code First
- underlying disease
This category is a complete, billable diagnosis code.
No additional specificity is required — submit G01 directly on claims and documentation without a subcode extension.
Last reviewed: September 2026