A90
BillableDengue fever [classical dengue]
A90 is the ICD-10-CM code for Dengue fever [classical dengue]. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- A00-B99
- Edition
- FY2026
A00-B99 Certain infectious and parasitic diseases
What this means — in plain language
MedlinePlus · NIHWhat is dengue? Dengue is a viral infection . It can be caused by four related viruses. You can get it if an infected mosquito bites you. It is common in warm, wet areas of the world. Although rare, it can be found in some parts of the United States. Outbreaks are more common during rainy seasons. How does dengue spread? Dengue spreads to people through the bite of an infected mosquito. It does not spread directly…
Read more about Dengue at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •dengue hemorrhagic fever (A91)
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
- What is ICD-10 code A90?
- A90 is the ICD-10-CM code for "Dengue fever [classical dengue]". It falls under A00-B99 Certain infectious and parasitic diseases.
- Is A90 a billable code?
- Yes — A90 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from A90?
- Excludes1 (not coded here): dengue hemorrhagic fever (A91).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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