ICD-10-CM Codes 2026 (USA)

• K81.9	Cholecystitis, unspecified

• K81.0	Acute cholecystitis
  K81.1	Chronic cholecystitis
  K81.2	Acute cholecystitis with chronic cholecystitis
  K81.9	Cholecystitis, unspecified

Created by Peter Blahut, MD