A23
Non-billableBrucellosis
Brucellosis
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
- Malta fever
- Mediterranean fever
- undulant fever
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Child Codes (6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(34)
UMLS
- Brucella InfectionC0006309
- Brucella InfectionsC0006309
- Brucella infectionsC0006309
- BrucellosesC0006309
- BrucellosisC0006309
- Brucellosis (disorder)C0006309
- Brucellosis, unspecifiedC0006309
- Cyprus FeverC0006309
- Cyprus feverC0006309
- Fever, CyprusC0006309
- Fever, GibraltarC0006309
- Fever, MaltaC0006309
- Fever, RockC0006309
- Fever, UndulantC0006309
- Gibraltar FeverC0006309
- Gibraltar feverC0006309
- Infection, BrucellaC0006309
- Malta FeverC0006309
- Malta feverC0006309
- Mediterranean feverC0006309
- Rock FeverC0006309
- Rock feverC0006309
- Undulant FeverC0006309
- Undulant feverC0006309
- Unspecified brucellosisC0006309
- brucellosesC0006309
- brucellosisC0006309
- cyprus feverC0006309
- fever maltaC0006309
- fever mediterraneanC0006309
- malta feverC0006309
- mediterranean feverC0006309
- rock feverC0006309
- undulant feverC0006309
Frequently Asked Questions
What is the ICD-10 code for brucellosis?
The ICD-10-CM code for brucellosis is A23. The full clinical description is "Brucellosis". A23 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code A23 mean?
ICD-10-CM code A23 represents “Brucellosis”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a non-billable header code. Use a more specific child code for billing purposes.
Is A23 a billable code?
No, A23 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under A23.
What chapter is A23 in?
A23 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A23?
A23 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters.
What are the subcategories under A23?
A23 has 6 child codes, including: 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), and 2 more.
Are additional codes required with A23?
Yes, when using A23, also report: resistance to antimicrobial drugs (Z16.-).
What are the UMLS CUIs for A23?
A23 is linked to 1 UMLS Concept Unique Identifier: C0006309. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A23 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like brucellosis affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A23?
A23 maps to the ICD-11 code: 1B95 (Brucellosis).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.