323.01 ENCEPH/ENCEPHMYE OTH DIS


Code Information

Diagnosis Code: 323.01

Short Description: Enceph/encephmye oth dis

Long Description: Encephalitis and encephalomyelitis in viral diseases classified elsewhere

Code Classification:

  • Diseases of the nervous system (320–359)
    • Inflammatory diseases of the central nervous system (320-327)
      • 323 Encephalitis, myelitis, and encephalomyelitis
        • 323.01 Enceph/encephmye oth dis

This code is valid for manifestations not allowed as principal diagnosis

Code Version: 2015 ICD-9-CM


Synonyms

  • Chronic echovirus meningoencephalitis
  • Cytomegalovirus encephalitis
  • Encephalomyelitis associated with acquired immunodeficiency syndrome
  • Human immunodefiency virus encephalitis
  • Lymphocytic choriomeningitis virus encephalomyelitis
  • Subacute adenoviral encephalitis associated with acquired immunodeficiency syndrome

References to Index of Diseases and Injuries

The code 323.01 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9
    • due to
      • cat-scratch disease 078.3 [323.01]
      • human immunodeficiency virus [HIV] disease 042 [323.01]
      • infectious mononucleosis 075 [323.01]
      • ornithosis 073.7 [323.01]
  • Encephalomyelitis (chronic) (granulomatous) (myalgic, benign) (see also Encephalitis) 323.9
    • due to
      • cat-scratch disease 078.3 [323.01]
      • infectious mononucleosis 075 [323.01]
      • ornithosis 073.7 [323.01]

Crosswalk Information

The code 323.01 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
323.01 Right Arrow G05.3 Encephalitis and encephalomyelitis in diseases classd elswhr
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
323.02 Myelitis in viral diseases classified elsewhere
323.1 Encephalitis, myelitis, and encephalomyelitis in rickettsial diseases classified elsewhere
323.2 Encephalitis, myelitis, and encephalomyelitis in protozoal diseases classified elsewhere
323.41 Other encephalitis and encephalomyelitis due to other infections classified elsewhere
323.42 Other myelitis due to other infections classified elsewhere
323.51 Encephalitis and encephalomyelitis following immunization procedures
323.52 Myelitis following immunization procedures
323.61 Infectious acute disseminated encephalomyelitis (ADEM)
323.62 Other postinfectious encephalitis and encephalomyelitis
323.63 Postinfectious myelitis
323.71 Toxic encephalitis and encephalomyelitis
323.72 Toxic myelitis
323.81 Other causes of encephalitis and encephalomyelitis
323.82 Other causes of myelitis
323.9 Unspecified causes of encephalitis, myelitis, and encephalomyelitis


This page was last updated on: 10/1/2014