G04.2
Billable codeBacterial meningoencephalitis and meningomyelitis, not elsewhere classified
The ICD-10 code for bacterial meningoencephalitis and meningomyelitis, not elsewhere classified is G04.2.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- G04.0Acute disseminated encephalitis and encephalomyelitis (ADEM)non-billable header
- G04.1Tropical spastic paraplegia
- G04.3Acute necrotizing hemorrhagic encephalopathynon-billable header
- G04.8Other encephalitis, myelitis and encephalomyelitisnon-billable header
- G04.9Encephalitis, myelitis and encephalomyelitis, unspecifiednon-billable header
- G04.2Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 3209Approximate match
Associated MS-DRGs
G04.2 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 023Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator
- DRG 024Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC
- DRG 094Bacterial and Tuberculous Infections of Nervous System with MCC
- DRG 095Bacterial and Tuberculous Infections of Nervous System with CC
- DRG 096Bacterial and Tuberculous Infections of Nervous System without CC/MCC