I50.4
Header — not billableCombined systolic (congestive) and diastolic (congestive) heart failure
The ICD-10 code for combined systolic (congestive) and diastolic (congestive) heart failure is I50.4.
I50.4 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Clinical notes
Code also
Two codes may be needed to fully describe a condition, but unlike Code First/Use Additional Code, the sequencing order is not mandated by convention.
- end stage heart failure, if applicable (I50.84)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Combined systolic and diastolic left ventricular heart failure
- Heart failure with reduced ejection fraction and diastolic dysfunction
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Laterality-specific codes exist for this condition — confirm the affected side is documented.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under I50.4
- I50.40Unspecified combined systolic (congestive) and diastolic (congestive) heart failure
- I50.41Acute combined systolic (congestive) and diastolic (congestive) heart failure
- I50.42Chronic combined systolic (congestive) and diastolic (congestive) heart failure
- I50.43Acute on chronic combined systolic (congestive) and diastolic (congestive) heart failure
Related codes in this category
- I50.1Left ventricular failure, unspecified
- I50.2Systolic (congestive) heart failurenon-billable header
- I50.3Diastolic (congestive) heart failurenon-billable header
- I50.8Other heart failurenon-billable header
- I50.9Heart failure, unspecified
- I50.4Combined systolic (congestive) and diastolic (congestive) heart failurenon-billable header