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G042026

Non-billable

Encephalitis, myelitis and encephalomyelitis

Clinical Notes

Frequently Asked Questions

Code Hierarchy
Inflammatory diseases of the central nervous system (G00-G09)
Bacterial meningitis, not elsewhere classified
Meningitis in bacterial diseases classified elsewhere
Meningitis in other infectious and parasitic diseases classified elsewhere
Meningitis due to other and unspecified causes
G04
Encephalitis, myelitis and encephalomyelitis
Acute disseminated encephalitis and encephalomyelitis (ADEM)
Tropical spastic paraplegia
Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified
Acute necrotizing hemorrhagic encephalopathy
Other encephalitis, myelitis and encephalomyelitis
...encephalomyelitis, unspecified
Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhere
Intracranial and intraspinal abscess and granuloma
Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere
Intracranial and intraspinal phlebitis and thrombophlebitis
Sequelae of inflammatory diseases of central nervous system

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Related MS-DRGs
288,420 Medicare hospitalizations across 5 DRGs for codes in G04

Top DRGs associated with codes in this category:

023CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITH MCC O165,789
024CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITHOUT MC64,727
097NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH MCC21,588
098NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH CC14,112
974HIV WITH MAJOR RELATED CONDITION WITH MCC10,292
Official Guidelines
Chapter 6: Diseases of the Nervous System

Official coding guidelines for G00-G99

Encephalitis, myelitis and encephalomyelitis - ICD-10 Code G04 | FindICD10