A94 Unspecified arthropod-borne viral fever
The ICD-10-CM code for Unspecified arthropod-borne viral fever is A94 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- A90-A99: Arthropod-borne viral fevers and viral hemorrhagic fevers (A90-A99)
- Category A94
- 1 code (1 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to A94:
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › arbovirus, arboviral
- Disease, diseased › arthropod-borne NOS (viral)
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › hemorrhagic (arthropod-borne) NOS
- Infection, infected, infective (opportunistic) › arbovirus (arbor virus)
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › arbovirus, arboviral › hemorrhagic
- Disease, diseased › viral, virus › arbovirus NOS
- Disease, diseased › viral, virus › arthropod-borne NOS
- Infection, infected, infective (opportunistic) › virus, viral NOS › arborvirus, arbovirus arthropod-borne
Inclusion Terms
- Arboviral fever NOS
- Arbovirus infection NOS
U.S. Hospital Utilization
- An estimated 90 U.S. inpatient stays in 2023 included A94 among the documented diagnoses.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026