MCMCB Pro
ICD-10-CM tabular list

A90-A99Arthropod-borne viral fevers and viral hemorrhagic fevers

ICD-10-CM codes A90-A99 cover arthropod-borne viral fevers and viral hemorrhagic fevers, within certain infectious and parasitic diseases. The block holds 40 codes across 9 categories, of which 34 are billable and 6 are header codes that cannot be submitted on a claim.

What else to watch in A90-A99

  • 7 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in A90-A99

ICD-10-CMFY2026-Apr· effective April 1, 2026