Specific code 2012 ICD-9-CM Diagnosis Code 321.8
Meningitis due to other nonbacterial organisms classified elsewhere
  • Short description: Mening in oth nonbac dis.
  • ICD-9-CM 321.8 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 321.8 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 321.8.
  • More recent version(s) of ICD-9-CM 321.8: 2013 2014.
321.8 Excludes
  • leptospiral meningitis (100.81)
Code First
  • Code first underlying disease
Convert to ICD-10-CM: 321.8 converts approximately to:
  • 2014 ICD-10-CM G02 Meningitis in other infectious and parasitic diseases classified elsewhere
ICD-9-CM Volume 2 Index entries containing back-references to 321.8:
  • Complications
    • vaccination 999.9
      • anaphylaxis NEC 999.42
      • cellulitis 999.39
      • encephalitis or encephalomyelitis 323.51
      • hepatitis (serum) (type B) (within 8 months after administration) - see Hepatitis, viral
      • infection (general) (local) NEC 999.39
      • jaundice (serum) (within 8 months after administration) - see Hepatitis, viral
      • meningitis 997.09 [321.8]
      • myelitis 323.52
      • protein sickness 999.52
      • reaction (allergic) 999.52
      • sepsis 999.39
      • serum intoxication, sickness, rash, or other serum reaction NEC 999.52
      • shock (allergic) (anaphylactic) 999.49
      • subacute yellow atrophy of liver (within 8 months after administration) - see Hepatitis, viral
      • vaccinia (generalized) 999.0
  • Meningismus (infectional) (pneumococcal) 781.6
    • due to serum or vaccine 997.09 [321.8]
  • Meningitis (basal) (basic) (basilar) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetica) (toxic) 322.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 321.8 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.