Certain infectious and parasitic diseases
Certain zoonotic bacterial diseases
2019 ICD-10-CM Diagnosis Code A23
2016 2017 2018 2019 Non-Billable/Non-Specific Code
- A23 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2019 edition of ICD-10-CM A23 became effective on October 1, 2018.
- This is the American ICD-10-CM version of A23 - other international versions of ICD-10 A23 may differ.
"Includes" further defines, or give examples of, the content of the code or category.
- Malta fever
- Mediterranean fever
- undulant fever
The following code(s) above A23
contain annotation back-references
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to A23
- A gram negative bacterial infection caused by bacteria of the genus brucella. Humans are infected by ingesting unpasteurized milk or meat from infected animals. Signs and symptoms include fevers, sweating, weakness, headache, muscle pain, arthritis and anemia.
- 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.
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
Code annotations containing back-references to A23:
ICD-10-CM Codes Adjacent To A23
Other forms of tularemia
Other forms of anthrax
Brucellosis due to Brucella melitensis
Brucellosis due to Brucella abortus
Brucellosis due to Brucella suis
Brucellosis due to Brucella canis
Glanders and melioidosis
Acute and fulminating melioidosis
Subacute and chronic melioidosis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.