Dengue hemorrhagic fever (A91) ICD-10-CM
The A91 code range covers dengue hemorrhagic fever with 1 ICD-10-CM diagnosis codes. 1 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Codes in the A91 Range 1 codes · 1 billable
- A91 Dengue hemorrhagic fever
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the A91 range.
Severe Dengue
A virulent form of dengue characterized by THROMBOCYTOPENIA and an increase in vascular permeability (grades I and II) and distinguished by a positive pain test (e.g., TOURNIQUET PAIN TEST). When accompanied by SHOCK (grades III and IV), it is called dengue shock syndrome.
About the A91 Code Range
Dengue hemorrhagic fever, A91, sits among arthropod-borne viral fevers and viral hemorrhagic fevers within infectious and parasitic diseases. Severe dengue involves a low platelet count and blood vessels that let more fluid pass through. When shock accompanies it, the definition calls it dengue shock syndrome.
Questions About This Page
How many billable codes are in the A91 range?
Of the 1 codes in this range, 1 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the A91 range classify?
The range classifies dengue hemorrhagic fever. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
