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ICD-10 G04 - Encephalitis, myelitis and encephalomyelitis
Chapter 6 Section G00-G09

G04

ICD-10 Not billable

Encephalitis, myelitis and encephalomyelitis

Specifically for this code:
  • acute ascending myelitis
  • meningoencephalitis
  • meningomyelitis
Specifically for this code:
  • encephalopathy NOS (G93.40)
Specifically for this code:
  • acute transverse myelitis (G37.3-)
  • alcoholic encephalopathy (G31.2)
  • benign myalgic encephalomyelitis (G93.3)
  • multiple sclerosis (G35)
  • subacute necrotizing myelitis (G37.4)
  • toxic encephalitis (G92)
  • toxic encephalopathy (G92)
From Chapter 6:
  • 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)
G04 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
G04.0
Acute disseminated encephalitis and encephalomyelitis (ADEM)
10
G04.1
Tropical spastic paraplegia
Billable
10
G04.2
Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified
Billable
10
G04.3
Acute necrotizing hemorrhagic encephalopathy
10
G04.8
Other encephalitis, myelitis and encephalomyelitis
10
G04.9
Encephalitis, myelitis and encephalomyelitis, unspecified
      
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