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ICD-10 Guide
ICD-10 CodesI50.83

I50.83

Billable

High output heart failure

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 I50.83 is a billable code used to indicate a diagnosis of high output heart failure.

Key Diagnostic Point:

High output heart failure (HOHF) is a condition characterized by the heart's inability to meet the metabolic demands of the body despite an elevated cardiac output. This paradoxical situation often arises in conditions such as hyperthyroidism, anemia, arteriovenous fistulas, and sepsis, where the body's demand for blood flow exceeds the heart's capacity to supply it effectively. Clinically, patients may present with symptoms such as fatigue, palpitations, and dyspnea, often exacerbated by exertion. The anatomy involved primarily includes the heart's ventricles, which may be structurally normal but functionally impaired due to the excessive workload. Disease progression can lead to compensatory mechanisms, including ventricular hypertrophy and dilation, ultimately resulting in congestive heart failure if not managed appropriately. Diagnostic considerations include echocardiography to assess cardiac function, laboratory tests to identify underlying causes, and careful evaluation of the patient's clinical history. Accurate diagnosis is crucial for effective management and treatment planning.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires thorough evaluation of underlying causes and symptoms.
  • Treatment complexity: Management may involve multiple specialties and tailored therapies.
  • Documentation requirements: Detailed clinical documentation is necessary to support diagnosis.
  • Coding specificity: Requires precise coding to differentiate from other types of heart failure.

Audit Risk Factors

  • Common coding errors: Misclassification with other heart failure codes.
  • Documentation gaps: Incomplete clinical notes regarding patient history and symptoms.
  • Billing challenges: Potential denials if documentation does not clearly support the diagnosis.

Specialty Focus

Medical Specialties

Cardiology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Internal Medicine

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

High output heart failure significantly impacts clinical outcomes and healthcare utilization, particularly in populations with underlying conditions such as hyperthyroidism or severe anemia. Understanding this condition is crucial for improving quality measures and reducing hospital readmissions. Epidemiologically, it is essential to monitor trends in high output heart failure as it may indicate broader public health issues related to chronic diseases and metabolic disorders.

ICD-9 vs ICD-10

High output heart failure significantly impacts clinical outcomes and healthcare utilization, particularly in populations with underlying conditions such as hyperthyroidism or severe anemia. Understanding this condition is crucial for improving quality measures and reducing hospital readmissions. Epidemiologically, it is essential to monitor trends in high output heart failure as it may indicate broader public health issues related to chronic diseases and metabolic disorders.

Reimbursement & Billing Impact

Reimbursement considerations include the need for clear evidence of the underlying conditions contributing to the high output state. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity. Best practices include thorough clinical notes, appropriate use of modifiers, and ensuring that all services rendered are clearly linked to the diagnosis of I50.83.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by I50.83?

I50.83 covers high output heart failure due to conditions such as hyperthyroidism, severe anemia, arteriovenous fistulas, and sepsis. Each of these conditions leads to increased metabolic demands that the heart must meet, resulting in high output failure.

When should I50.83 be used instead of related codes?

I50.83 should be used when the patient presents with heart failure symptoms and has a documented elevated cardiac output due to specific underlying conditions. It is important to differentiate it from other heart failure types, such as systolic or diastolic heart failure, which have different management strategies.

What documentation supports I50.83?

Documentation should include a detailed clinical history, physical examination findings, laboratory results indicating underlying conditions, and imaging studies such as echocardiograms that demonstrate elevated cardiac output and heart function.