- A23.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM A23.9 became effective on October 1, 2022.
- This is the American ICD-10-CM version of A23.9 – other international versions of ICD-10 A23.9 may differ.
ICD-10-CM A23.9 is grouped within Diagnostic Related Group(s):
- 867 Other infectious and parasitic diseases diagnoses with mcc
- 868 Other infectious and parasitic diseases diagnoses with cc
- 869 Other infectious and parasitic diseases diagnoses without cc/mcc
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to A23.9:
- dermatitis > Brucellosis (infection) A23.9
- sepsis > Brucellosis (infection) A23.9
- tubulo-interstitial (in) > Disorder (of)
- brucellosis > tubulo-interstitial (in) A23.9
- Malta > Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
- Mediterranean > Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
- Brucella > Infection, infected, infective (opportunistic) B99.9
- due to > tubulo-interstitial (in) N12
- brucellosis > due to A23.9
- in (due to) > Pyelonephritis
- brucellosis > in (due to) A23.9
- Brucella > Sepsis (generalized) (unspecified organism) A41.9
- in (due to) > Spondylitis (chronic)
- brucellosis > in (due to) A23.9
- cervical region > brucellosis A23.9
- cervicothoracic region > brucellosis A23.9
- lumbar region > brucellosis A23.9
- lumbosacral region > brucellosis A23.9
- multiple sites > brucellosis A23.9
- occipito-atlanto-axial region > brucellosis A23.9
- sacrococcygeal region > brucellosis A23.9
- thoracic region > brucellosis A23.9
- thoracolumbar region > brucellosis A23.9