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ICD-10 Coding for Diastolic Congestive Heart Failure(I50.31, I50.32)

Complete ICD-10-CM coding and documentation guide for Diastolic Congestive Heart Failure. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Heart Failure with Preserved Ejection FractionHFpEF

Related ICD-10 Code Ranges

Complete code families applicable to Diastolic Congestive Heart Failure

I50.3-Primary Range

Heart failure with diastolic dysfunction

This range includes codes for diastolic heart failure, specifying acuity such as acute, chronic, or acute on chronic.

Hypertensive heart disease with heart failure

Used when hypertension is the cause of heart failure, sequenced before heart failure codes.

Chronic kidney disease

Used when chronic kidney disease is present with hypertensive heart disease.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I50.31Acute diastolic heart failureUse when acute diastolic heart failure is documented with supporting clinical evidence.
  • Ejection fraction >50%
  • Acute symptoms such as orthopnea or paroxysmal nocturnal dyspnea
  • BNP >400 pg/mL
I50.32Chronic diastolic heart failureUse when chronic diastolic heart failure is documented with supporting clinical evidence.
  • Ejection fraction >50%
  • Chronic symptoms managed with diuretics
  • LV hypertrophy on echocardiogram

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for acute diastolic congestive heart failure

Essential facts and insights about Diastolic Congestive Heart Failure

The ICD-10 code for acute diastolic congestive heart failure is I50.31, used when the condition is acute with an ejection fraction >50%.

Primary ICD-10-CM Codes for diastolic congestive heart failure

Acute diastolic heart failure
Billable Code

Decision Criteria

clinical Criteria

  • Ejection fraction >50% with acute symptoms

documentation Criteria

  • Explicit mention of 'acute diastolic heart failure'

Applicable To

  • Acute heart failure with preserved ejection fraction

Excludes

  • Systolic heart failure (I50.2-)

Clinical Validation Requirements

  • Ejection fraction >50%
  • Acute symptoms such as orthopnea or paroxysmal nocturnal dyspnea
  • BNP >400 pg/mL

Code-Specific Risks

  • Misclassification if ejection fraction is not documented.

Coding Notes

  • Ensure documentation specifies 'diastolic' and includes ejection fraction.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Pulmonary edema

J81.0
Use when pulmonary edema is present with heart failure.

Chronic kidney disease, unspecified

N18.9
Use when CKD is present with heart failure.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Acute systolic heart failure

I50.21
Use when ejection fraction is <50% indicating systolic dysfunction.

Chronic systolic heart failure

I50.22
Use when ejection fraction is <50% indicating systolic dysfunction.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Diastolic Congestive Heart Failure to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I50.31.

Impact

Clinical: Inaccurate treatment plans., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation Strategy

Educate providers on documentation requirements.

Impact

Reimbursement: Lower reimbursement due to unspecified codes., Compliance: Non-compliance with coding guidelines., Data Quality: Poor data quality affecting clinical outcomes.

Mitigation Strategy

Ensure documentation specifies diastolic heart failure and acuity.

Impact

Risk of audits due to unspecified heart failure codes.

Mitigation Strategy

Ensure detailed documentation specifying heart failure type and acuity.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Diastolic Congestive Heart Failure, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Diastolic Congestive Heart Failure

Use these documentation templates to ensure complete and accurate documentation for Diastolic Congestive Heart Failure. These templates include all required elements for proper coding and billing.

Acute on chronic diastolic heart failure

Specialty: Cardiology

Required Elements

  • Ejection fraction
  • Symptoms
  • Response to treatment
  • Specific mention of diastolic CHF

Example Documentation

Assessment: Acute on chronic diastolic CHF with EF 58%. Plan: IV diuresis, optimize BP control.

Examples: Poor vs. Good Documentation

Poor Documentation Example
CHF with preserved EF.
Good Documentation Example
Acute on chronic diastolic CHF with EF 58% confirmed by echo.
Explanation
The good example specifies the type of heart failure and provides clinical evidence.

Need help with ICD-10 coding for Diastolic Congestive Heart Failure? Ask your questions below.

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