2026 ICD-10-CM Diagnosis Code A23Brucellosis
A23 is a non-billable ICD-10-CM category code for brucellosis, so it cannot be submitted on claims. Use a more specific code from this category instead, such as A23.0, A23.1, A23.2, and A23.3.
Code Identity
Code Classification
Specific Coding for BrucellosisOverview
Non-specific codes like A23 require more characters. Use one of these billable codes instead:
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Includes
- Malta fever
- Mediterranean fever
- undulant fever
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.
Clinical InformationClinical
Brucellosis
infection caused by bacteria of the genus brucella mainly involving the mononuclear phagocyte system. this condition is characterized by fever, weakness, malaise, and weight loss.Brucellosis, Bovine
a disease of cattle caused by bacteria of the genus brucella leading to abortion in late pregnancy. brucella abortus is the primary infective agent.
Patient EducationClinical
Animal Diseases and Your Health
Animal diseases that people can catch are called zoonoses. Many diseases affecting humans can be traced to animals or animal products. You can get a disease directly from an animal, or indirectly, through the environment.
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