I50.21 - Acute systolic (congestive) heart failure
- Applicable to Acute systolic (congestive) heart failure
- The 2025 edition of ICD10-CM I50.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of I50.21 - other international versions of ICD10 I50.21 may differ.
- I50.21 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The following codes above I50.21 contain annotation back-references that may be applicable to I50.21:
Chapter: I00-I99 Diseases of the circulatory system
Section: I30-I5A Other forms of heart disease
Category: I50 Heart failure
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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