A21.0 Ulceroglandular tularemia

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

Applies from A21 Tularemia

Includes

• deer-fly fever
• infection due to Francisella tularensis
• rabbit fever

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 021.0 Ulceroglandular tularemia

Diagnosis Index entries for A21.0

• Tularemia › ulceroglandular

Nearby codes

• A21 Tularemia
• A21.0 Ulceroglandular tularemia (this code)
• A21.1 Oculoglandular tularemia
• A21.2 Pulmonary tularemia
• A21.3 Gastrointestinal tularemia
• A21.7 Generalized tularemia
• A21.8 Other forms of tularemia