A89
BillableUnspecified viral infection of central nervous system
Unspecified viral infection of central nervous system
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- •postpolio syndromeG14
- •sequelae of poliomyelitisB91
- •sequelae of viral encephalitisB94.1
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(60)
SNOMED CT
UMLS
- CNS Infection, ViralC0348165
- CNS Infections, ViralC0348165
- CNS VIRAL DISC0348165
- CNS VIRAL INFECTC0348165
- CNS Viral DiseaseC0348165
- CNS Viral DiseasesC0348165
- Central Nervous System Viral DiseasesC0348165
- Central Nervous System Viral InfectionsC0348165
- Central nervous system viral infectionC0348165
- Central nervous system viral infection NOSC0348165
- Disease, CNS ViralC0348165
- Diseases, CNS ViralC0348165
- INFECT CNS VIRALC0348165
- INFECT VIRAL CNSC0348165
- Infection, Viral CNSC0348165
- Infections, CNS, ViralC0348165
- Infections, Viral CNSC0348165
- Unspecified viral infection of central nervous systemC0348165
- VIRAL DIS CNSC0348165
- VIRAL INFECT CNSC0348165
- Viral CNS InfectionC0348165
- Viral CNS InfectionsC0348165
- Viral Disease, CNSC0348165
- Viral Diseases, CNSC0348165
- Viral Diseases, Central Nervous SystemC0348165
- Viral Infections, Central Nervous SystemC0348165
- Viral disease of central nervous systemC0348165
- Viral infection of central nervous systemC0348165
- Viral infection of central nervous system (disorder)C0348165
Clinical Terms
- VIRAL DIS CNS
- Viral Diseases, Central Nervous System
- Central nervous system viral infection
- Central nervous system viral infection NOS
- Viral infection of central nervous system (disorder)
- Infections, CNS, Viral
- Viral CNS Infection
- Central Nervous System Viral Diseases
- VIRAL INFECT CNS
- Viral Diseases, CNS
- Diseases, CNS Viral
- CNS Infection, Viral
- Viral Disease, CNS
- Infections, Viral CNS
- Disease, CNS Viral
- CNS VIRAL DIS
- Viral CNS Infections
- Viral infection of central nervous system
- CNS Viral Disease
- Infection, Viral CNS
- CNS Viral Diseases
- Viral disease of central nervous system
- INFECT CNS VIRAL
- CNS Infections, Viral
- CNS VIRAL INFECT
- Central Nervous System Viral Infections
- INFECT VIRAL CNS
- Viral Infections, Central Nervous System
Frequently Asked Questions
What is the ICD-10 code for unspecified viral infection of central nervous system?
The ICD-10-CM code for unspecified viral infection of central nervous system is A89. The full clinical description is "Unspecified viral infection of central nervous system". A89 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A89 mean?
ICD-10-CM code A89 represents “Unspecified viral infection of central nervous system”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a billable/specific code that can be used on a claim.
Is A89 a billable code?
Yes, A89 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A89 in?
A89 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A89?
A89 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; postpolio syndrome (G14); sequelae of poliomyelitis (B91); and 1 more.
Are additional codes required with A89?
Yes, when using A89, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A89 map to?
A89 maps to 1 SNOMED CT concept: 302810003. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A89?
A89 is linked to 1 UMLS Concept Unique Identifier: C0348165. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A89 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified viral infection of central nervous system affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A89?
A89 maps to the ICD-11 code: 1C8Z (Viral infections of the central nervous system, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.