A92.3
⚠ Non-billable
West Nile virus infection
ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases
Code
A92.3
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Certain Infectious and Parasitic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code A92.3?
ICD-10-CM code A92.3 represents West Nile virus infection. It is a non-billable header code requiring a more specific subcategory in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is A92.3 billable?
No. A92.3 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is A92.3 in?
A92.3 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.
Related codes in the A92 category
A92
Other mosquito-borne viral fevers
Non-billable
A92.0
Chikungunya virus disease
Billable
A92.1
O'nyong-nyong fever
Billable
A92.2
Venezuelan equine fever
Billable
A92.4
Rift Valley fever
Billable
A92.5
Zika virus disease
Billable
A92.8
Other specified mosquito-borne viral fevers
Billable
A92.9
Mosquito-borne viral fever, unspecified
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →