A85.2
BillableArthropod-borne viral encephalitis, unspecified
Arthropod-borne viral encephalitis, unspecified
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
- specified viral encephalomyelitis NEC
- specified viral meningoencephalitis NEC
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
- •encephalitis due to cytomegalovirusB25.8
- •encephalitis due to herpesvirus NECB10.0
- •encephalitis due to herpesvirus [herpes simplex]B00.4
- •encephalitis due to measles virusB05.0
- •encephalitis due to mumps virusB26.2
- •encephalitis due to poliomyelitis virusA80
- •encephalitis due to zosterB02.0
- •lymphocytic choriomeningitisA87.2
- •myalgic encephalomyelitisG93.32
- •West nile virus with encephalitisA92.31
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Related Codes(3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(5)
Clinical Terms
- Arboviral encephalitis
- Arbovirus encephalitis
Frequently Asked Questions
What is the ICD-10 code for arthropod-borne viral encephalitis, unspecified?
The ICD-10-CM code for arthropod-borne viral encephalitis, unspecified is A85.2. The full clinical description is "Arthropod-borne viral encephalitis, unspecified". A85.2 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A85.2 mean?
ICD-10-CM code A85.2 represents “Arthropod-borne viral encephalitis, unspecified”. 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 A85.2 a billable code?
Yes, A85.2 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A85.2 in?
A85.2 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A85.2?
A85.2 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 11 more.
Are additional codes required with A85.2?
Yes, when using A85.2, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A85.2 map to?
A85.2 maps to 1 SNOMED CT concept: 192687008. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A85.2?
A85.2 is linked to 1 UMLS Concept Unique Identifier: C0348169. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A85.2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like arthropod-borne viral encephalitis, unspecified 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 A85.2?
A85.2 maps to the ICD-11 code: 1C80 (Viral encephalitis, not elsewhere classified).
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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.