A90 Dengue fever [classical dengue]

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Excludes1 (never code together)

• dengue hemorrhagic fever (A91)

Applies from A90 Dengue fever [classical dengue]

Excludes1 (never code together)

• dengue hemorrhagic fever (A91)

MS-DRG index

Defines the logic of DRG(s) 865-866 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 061 Dengue

Diagnosis Index entries for A90

• Dengue (classical) (fever)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › Aden (dengue)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › breakbone
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › dandy
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › dengue (virus)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › seven day (leptospirosis) (autumnal) (Japanese) › dengue
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › solar
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › sun

Nearby codes

• A90 Dengue fever [classical dengue] (this code)