A90 DENGUE FEVER [CLASSICAL DENGUE]

Code Information

Diagnosis Code: A90
Short Description: Dengue fever [classical dengue]
Long Description: Dengue fever [classical dengue]
Code Version: 2025 ICD-10-CM

The code A90 is VALID for claim submission

Code Classification

Certain infectious and parasitic diseases (A00–B99)
- Arthropod-borne viral fevers and viral hemorrhagic fevers (A90-A99)
  - Dengue fever [classical dengue] (A90)

Synonyms

Dengue
Dengue
Dengue
Dengue virus encephalitis
Dengue with warning signs
Dengue without warning signs
Myelitis caused by Dengue virus

Diagnostic Related Group(s)

The code A90 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

Viral Illness With Mcc (865)
Viral Illness Without Mcc (866)

References to Index of Diseases and Injuries

The code A90 has the following ICD-10-CM references to the Index of Diseases and Injuries

Type 1 Excludes Notes:
- dengue hemorrhagic fever (@A91*)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
A90		061	Dengue

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

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This page was last updated on: 10/1/2025

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