Specific code 2015 ICD-9-CM Diagnosis Code 323.62
Other postinfectious encephalitis and encephalomyelitis
  • 2015
  • Billable Code
  • Manifestation Code
  • ICD-9-CM 323.62 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 323.62 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Encephalitis, postinfectious
  • Encephalomyelitis, post infectious
  • Encephalomyelitis, postinfectious
  • Postinfectious encephalitis
  • Post-infectious encephalitis (disorder)
  • Post-infectious encephalomyelitis (disorder)
323.62 Excludes
  • encephalitis:
ICD-9-CM Coding Information
  • 323.62 describes the manifestation of an underlying disease, not the disease itself, and therefore should not be used as a principal diagnosis.
Convert to ICD-10-CM: 323.62 converts approximately to:
  • 2015 ICD-10-CM G04.30 Acute necrotizing hemorrhagic encephalopathy, unspecified
  • 2015 ICD-10-CM G04.31 Postinfectious acute necrotizing hemorrhagic encephalopathy
ICD-9-CM Volume 2 Index entries containing back-references to 323.62:
  • Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9
    • postexanthematous NEC 057.9 [323.62]
    • postinfectious NEC 136.9 [323.62]
    • postviral NEC 079.99 [323.62]
      • postexanthematous 057.9 [323.62]
        • specified NEC 057.8 [323.62]
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 323.62 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.