A23 ICD-10-CM Code: Brucellosis
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
A23Brucellosis
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where A23 sits
- 1
Chapter 1
Certain infectious and parasitic diseases (A00-B99)
- 2
Section
Certain zoonotic bacterial diseases (A20-A28)
- 3
Category A23
Brucellosis
- 4
Code A23
Brucellosis
More specific choices
Codes under A23
A23 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for A23.
Code first
No “code first” instruction is listed for A23.
Use additional code
No “use additional code” instruction is listed for A23.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for A23.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for A23.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code A23 mean?
A23 is the FY 2027 U.S. ICD-10-CM code for “Brucellosis.”
Is A23 a billable or specific ICD-10-CM code?
No. A23 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is A23 located in ICD-10-CM?
A23 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Certain zoonotic bacterial diseases (A20-A28) (A20–A28), under category A23, Brucellosis.
What coding notes are listed for A23?
No inclusion terms are listed for A23 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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