ICD-10-CM category
A91: Dengue hemorrhagic fever
A91 is “Dengue hemorrhagic fever”. It has no subcodes in this category.
Frequently asked questions
What is ICD-10-CM code A91?
A91 is the ICD-10-CM code for Dengue hemorrhagic fever.
Is A91 billable?
Yes — A91 is a valid, billable ICD-10-CM code (it has no further subdivisions).
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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