ICD-10-CM A91 is the diagnosis code for Dengue hemorrhagic fever. This code falls under the section "Arthropod-borne viral fevers and viral hemorrhagic fevers" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where A91 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, A91 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
A91 is the ICD-10-CM diagnosis code for "Dengue hemorrhagic fever". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
A91 is located in Section A90-A99 — "Arthropod-borne viral fevers and viral hemorrhagic fevers" within Chapter 1 of the ICD-10-CM Tabular List.
Use A91 when the patients documented diagnosis matches "Dengue hemorrhagic fever" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Dengue hemorrhagic fever is A91.
Yes, A91 can be used as a primary diagnosis code since it is billable and specific.
A91 is in Chapter 1 of the ICD-10-CM Tabular List.
Yes, A91 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.