Diagnosis Code


Code Information

Diagnosis Code: A23.9

Short Description: Brucellosis, unspecified

Long Description: Brucellosis, unspecified

The code A23.9 is VALID for claim submission

Code Classification:

  • Certain infectious and parasitic diseases (A00–B99)
    • Certain zoonotic bacterial diseases (A20-A28)
      • Brucellosis (A23)
        • A23.9 Brucellosis, unspecified

Code Version: 2022 ICD-10-CM


  • Brucella infection of the central nervous system
  • Brucella spondylitis
  • Brucellosis
  • Brucellosis of skin
  • Brucellosis uveitis
  • Spondylitis

Diagnostic Related Group(s)

The code A23.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Other Infectious And Parasitic Diseases Diagnoses With Mcc (867)
  • Other Infectious And Parasitic Diseases Diagnoses With Cc (868)
  • Other Infectious And Parasitic Diseases Diagnoses Without Cc/mcc (869)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
A23.9 Right Arrow 023.9 Brucellosis NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
A23 Brucellosis
A23.0 Brucellosis due to Brucella melitensis
A23.1 Brucellosis due to Brucella abortus
A23.2 Brucellosis due to Brucella suis
A23.3 Brucellosis due to Brucella canis
A23.8 Other brucellosis

This page was last updated on: 10/1/2021