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Home/Diagnosis/ICD-10 Coding for Heart Failure Exacerbation

ICD-10 Coding for Heart Failure Exacerbation

I50.23
I50.33

Complete ICD-10-CM coding and documentation guide for icd-10 coding for heart failure exacerbation includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
CHF Exacerbation
Congestive Heart Failure Flare
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Key Information: ICD-10 Coding for Heart Failure Exacerbation

Essential facts and insights about ICD-10 Coding for Heart Failure Exacerbation

Use ICD-10 code I50.23 for acute on chronic systolic (congestive) heart failure, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Acute on chronic systolic (congestive) heart failure

Billable Code
I50.23
Billable

Diagnostic Criteria

clinical:
  • • EF <40% with acute symptoms
documentation:
  • • Explicit mention of acute on chronic systolic heart failure

Applicable To

  • • Acute exacerbation of chronic systolic heart failure

Important Notes

  • • Ensure documentation specifies systolic vs diastolic and acute vs chronic.

Acute on chronic diastolic (congestive) heart failure

Billable Code
I50.33
Billable

Diagnostic Criteria

clinical:
  • • EF ≥50% with acute symptoms
documentation:
  • • Explicit mention of acute on chronic diastolic heart failure

Applicable To

  • • Acute exacerbation of chronic diastolic heart failure

Important Notes

  • • Ensure documentation specifies diastolic dysfunction and acute symptoms.
Ancillary Codes

Additional codes that may be used with this diagnosis

I11.0

Hypertensive heart disease with heart failure

Use when heart failure is due to hypertension, documented as causal.

Frequently Asked Questions

What is the ICD-10 code for heart failure exacerbation?

The ICD-10 code for heart failure exacerbation depends on the type: I50.23 for acute on chronic systolic and I50.33 for acute on chronic diastolic heart failure.

How do you document heart failure exacerbation?

Document heart failure exacerbation by specifying the type (systolic or diastolic), acuity (acute or chronic), ejection fraction, and any acute symptoms.

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