What is the ICD-10 code for cardiac insufficiency?

The ICD-10 code for cardiac insufficiency varies based on type: I50.21 for acute systolic, I50.32 for chronic diastolic, and I50.43 for acute on chronic combined heart failure.

How do you code heart failure with preserved ejection fraction?

Heart failure with preserved ejection fraction is coded as I50.32, indicating chronic diastolic heart failure with EF ≥50%.

ICD-10 Coding for Cardiac Insufficiency(I50.21, I50.22, I50.2)

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Explore comprehensive ICD-10 coding for cardiac insufficiency, including acute and chronic heart failure types. Learn about documentation requirements and coding pitfalls.

Also known as:

Heart FailureCongestive Heart Failure (CHF)

Related ICD-10 Code Ranges

Complete code families applicable to Cardiac Insufficiency

I00-I99Primary Range

Diseases of the circulatory system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
I50.21	Acute systolic (congestive) heart failure	Use when acute systolic heart failure is documented with specific EF and BNP levels.	Ejection fraction (EF) ≤40% BNP >400 pg/mL
I50.32	Chronic diastolic (congestive) heart failure	Use when chronic diastolic heart failure is documented with preserved EF.	Ejection fraction (EF) ≥50% Elevated BNP levels
I50.43	Acute on chronic combined systolic and diastolic heart failure	Use when both systolic and diastolic heart failure are present with acute exacerbation.	Documented acute exacerbation on chronic heart failure Changes in EF and BNP levels

Primary ICD-10-CM Codes

Acute systolic (congestive) heart failure

I50.21Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Chronic systolic (congestive) heart failureI50.22

Acute diastolic (congestive) heart failureI50.31

Documentation & Coding Risks

Avoid these common issues when documenting Cardiac Insufficiency.

Failing to specify acute vs. chronic heart failure

Impact

Clinical: Impacts treatment decisions, Regulatory: Non-compliance with coding standards, Financial: Potential for reduced reimbursement

Mitigation

Always document the temporal acuity of heart failure, Use templates that prompt for this information

Using unspecified codes like I50.9 when specifics are available

Impact

Reimbursement: Leads to lower DRG payments, Compliance: Increases risk of audit issues, Data Quality: Reduces accuracy of clinical data

Mitigation

Ensure documentation specifies type and acuity of heart failure.

Use of unspecified codes

Impact

High risk of audit when unspecified codes are used despite available specificity.

Mitigation

Implement regular documentation audits to ensure specificity.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with I50.21.

Primary Code

I50.21

Acute systolic (congestive) heart failure

Quick Navigation

ICD-10 codes8

Coding risks3

FAQs2

ICD-10 Coding for Cardiac Insufficiency(I50.21, I50.22, I50.2)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for cardiac insufficiency?

How do you code heart failure with preserved ejection fraction?

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