G02

Billable
ChapterG00–G99
Rankcategory
Official Description

Meningitis in other infectious and parasitic diseases classified elsewhere

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

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)
  • candidal meningitis (B37.5)
  • coccidioidomycosis meningitis (B38.4)
  • cryptococcal meningitis (B45.1)
  • herpesviral [herpes simplex] meningitis (B00.3)
  • infectious mononucleosis complicated by meningitis (B27.- with fifth character 2)
  • measles complicated by meningitis (B05.1)
  • meningoencephalitis and meningomyelitis in other infectious and parasitic diseases classified elsewhere (G05)
  • mumps meningitis (B26.1)
  • rubella meningitis (B06.02)
  • varicella [chickenpox] meningitis (B01.0)
  • zoster meningitis (B02.1)
Code First
  • underlying disease, such as:
  • African trypanosomiasis (B56.-)
  • poliovirus infection (A80.-)

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)
G00-G09Inflammatory diseases of the central nervous system (G00-G09)
G02Meningitis in other infectious and parasitic diseases classified elsewhere

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G02:

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:

DRG 023
Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator
DRG 024
Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC
DRG 097
Non-Bacterial Infection of Nervous System Except Viral Meningitis with MCC
DRG 098
Non-Bacterial Infection of Nervous System Except Viral Meningitis with CC
DRG 099
Non-Bacterial Infection of Nervous System Except Viral Meningitis without CC/MCC
DRG 791
Prematurity with Major Problems
DRG 793
Full Term Neonate with Major Problems

Cross Reference

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