G01

Billable

ChapterG00–G99

Rankcategory

Official Description

Meningitis in bacterial diseases classified elsewhere

Metadata & Insights

CH6 Parent Instructions

Excludes2(Not included here)

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

Excludes1(Not coded here)

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

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)

G00-G09Inflammatory diseases of the central nervous system (G00-G09)

G01Meningitis in bacterial diseases classified elsewhere

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G01:

chapterCH6

Diseases of the nervous system (G00-G99)

View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator

Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC

Bacterial and Tuberculous Infections of Nervous System with MCC

Bacterial and Tuberculous Infections of Nervous System with CC

Bacterial and Tuberculous Infections of Nervous System without CC/MCC

Prematurity with Major Problems

Full Term Neonate with Major Problems

Cross Reference

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