ICD-10-CM > G00-G99 > G35-G37 > G36 G36 Other acute disseminated demyelination Non-Billable/Non-Specific Type 1 Excludes postinfectious encephalitis and encephalomyelitis NOS (G04.01) Codes G36.0Neuromyelitis optica [Devic]G36.1Acute and subacute hemorrhagic leukoencephalitis [Hurst]G36.8Other specified acute disseminated demyelinationG36.9Acute disseminated demyelination, unspecified