ICD-10-CM · FY 2026 APRIL UPDATE
A23
Brucellosis
Diagnosis reference
Nonbillable categoryThis entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.
Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification
Related entries
Up to 30 descendants in this category
| CODE | DESCRIPTION | TYPE |
|---|---|---|
| A23.0 | Brucellosis due to Brucella melitensis | Billable |
| A23.1 | Brucellosis due to Brucella abortus | Billable |
| A23.2 | Brucellosis due to Brucella suis | Billable |
| A23.3 | Brucellosis due to Brucella canis | Billable |
| A23.8 | Other brucellosis | Billable |
| A23.9 | Brucellosis, unspecified | Billable |
Use the complete reference
This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.
Open official CMS files