ICD-10-CM
ICD-10 code for Dengue: A90
The ICD-10-CM index points "Dengue" to A90, Dengue fever [classical dengue]. A90 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
Excludes1
Excludes1 means these codes are not reported together.
Related pages
- A90 code detailsNotes, nearby codes, CMS-HCC group
- Chapter 1Certain infectious and parasitic diseases
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Dengue?
The ICD-10-CM index points "Dengue" to A90, Dengue fever [classical dengue]. A90 is a billable code.
Is A90 billable?
Yes. A90 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to A90?
The CDC tabular list gives 1 Excludes1 note (not coded together) for A90 and the categories above it. They are listed on this page.
What chapter is A90 in?
Chapter 1. Certain infectious and parasitic diseases.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.