G00 ICD-10-CM Code: Bacterial meningitis, not elsewhere classified
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
G00Bacterial meningitis, not elsewhere classified
ICD-10-CM diagnosis code · United States clinical modification
Where G00 sits
- 1
Chapter 6
Diseases of the nervous system (G00-G99)
- 2
Section
Inflammatory diseases of the central nervous system (G00-G09)
- 3
Category G00
Bacterial meningitis, not elsewhere classified
- 4
Code G00
Bacterial meningitis, not elsewhere classified
Codes under G00
G00 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Notes for this code
Inclusion terms
No inclusion terms are listed for G00.
Code first
No “code first” instruction is listed for G00.
Use additional code
No “use additional code” instruction is listed for G00.
Excludes1
Conditions that should not be reported together with this code.
- bacterial meningoencephalitis (G04.2)
- bacterial meningomyelitis (G04.2)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for G00.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code G00 mean?
G00 is the FY 2027 U.S. ICD-10-CM code for “Bacterial meningitis, not elsewhere classified.”
Is G00 a billable or specific ICD-10-CM code?
No. G00 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is G00 located in ICD-10-CM?
G00 is listed in Chapter 6, Diseases of the nervous system (G00-G99), within Inflammatory diseases of the central nervous system (G00-G09) (G00–G09), under category G00, Bacterial meningitis, not elsewhere classified.
What coding notes are listed for G00?
No inclusion terms are listed for G00 in this reference record. No code-first instruction is listed. Excludes1 notes: bacterial meningoencephalitis (G04.2); bacterial meningomyelitis (G04.2). No Excludes2 note is listed.