Acute on chronic systolic (congestive) heart failure
- I50.23 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2025 edition of ICD-10-CM I50.23 became effective on October 1, 2024.
- This is the American ICD-10-CM version of I50.23 – other international versions of ICD-10 I50.23 may differ.
The following code(s) above I50.23 contain annotation back-references
that may be applicable to I50.23:
- I00-I99 Diseases of the circulatory system
- I50 Heart failure
- I50.2 Systolic (congestive) heart failure
Approximate Synonyms
- Acute on chronic systolic heart failure
- Systolic heart failure, acute on chronic
ICD-10-CM I50.23 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):
- 291 Heart failure and shock with mcc
- 292 Heart failure and shock with cc
- 293 Heart failure and shock without cc/mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
Convert I50.23 to ICD-9-CMCode History
- 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
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change
Diagnosis Index entries containing back-references to I50.23:
- Failure, failed
- heart (acute) (senile) (sudden) I50.9
- with
- decompensationI50.9
- with
- reduced ejection fraction I50.23
- systolic I50.23
- with
- decompensationI50.9
- with
- Note: heart failure stages A, B, C, and D are based on the American College of Cardiology and American Heart Association stages of heart failure, which complement and should not be confused with the New York Heart Association Classification of Heart Failure, into Class I, Class II, Class III, and Class IV
- heart (acute) (senile) (sudden) I50.9