Non-specific code 2010 ICD-9-CM Diagnosis Code 323
Encephalitis myelitis and encephalomyelitis
  • There are 9 ICD-9-CM codes below 323 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
  • You are viewing the 2010 version of ICD-9-CM 323.
  • More recent version(s) of ICD-9-CM 323: 2011 2012 2013 2014 2015.
323 Includes
  • acute disseminated encephalomyelitis
  • meningoencephalitis, except bacterial
  • meningomyelitis, except bacterial
  • myelitis:
    • ascending
    • transverse
323 Excludes
  • acute transverse myelitis NOS (341.20)
  • acute transverse myelitis in conditions classified elsewhere (341.21)
  • bacterial:
  • idiopathic transverse myelitis (341.22)
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 323 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 2010 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.