All ICD10 Codes

G00

Non-Billable
ChapterG00–G99
Rankcategory
Official Description

Bacterial meningitis, not elsewhere classified

Use a more specific code (6 billable)
G00.0Hemophilus meningitisG00.1Pneumococcal meningitisG00.2Streptococcal meningitisG00.3Staphylococcal meningitisG00.8Other bacterial meningitisG00.9Bacterial meningitis, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Includes
  • bacterial arachnoiditis
  • bacterial leptomeningitis
  • bacterial meningitis
  • bacterial pachymeningitis
Excludes1(Not coded here. Use a different code.)
  • bacterial meningoencephalitis (G04.2)
  • bacterial meningomyelitis (G04.2)

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G00-G09Inflammatory diseases of the central nervous system (G00-G09)
G00Bacterial meningitis, not elsewhere classifiedNot billable
G00.0Hemophilus meningitisBillable
G00.1Pneumococcal meningitisBillable
G00.2Streptococcal meningitisBillable
G00.3Staphylococcal meningitisBillable
G00.8Other bacterial meningitisBillable
G00.9Bacterial meningitis, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G00:

chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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