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G03 Meningitis due to other and unspecified causes

ICD-10-CM category G03 sits in Chapter 6 (Diseases of the nervous system, G00-G99). It contains 5 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in G03

CodeDescription
G03.0Nonpyogenic meningitis
G03.1Chronic meningitis
G03.2Benign recurrent meningitis [Mollaret]
G03.8Meningitis due to other specified causes
G03.9Meningitis, unspecified

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