G00.9Billable

Bacterial meningitis, unspecified

Chapter
6. Diseases of the nervous system
Category
G00
Effective date
October 1, 2026

Related codes in category G00

G00Bacterial meningitis, not elsewhere classifiedG00.0Hemophilus meningitisYesG00.1Pneumococcal meningitisYesG00.2Streptococcal meningitisYesG00.3Staphylococcal meningitisYesG00.8Other bacterial meningitisYes

Frequently asked questions

What is ICD-10 code G00.9?

G00.9 is an ICD-10-CM diagnosis code for Bacterial meningitis, unspecified.

Is G00.9 a billable code?

Yes. G00.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is G00.9 in?

G00.9 falls under Chapter 6: Diseases of the nervous system.

When did G00.9 become effective?

G00.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to G00.9?

G00.9 belongs to category G00, which includes 6 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.