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ICD-10 Guide
ICD-10 CodesI08.9

I08.9

Billable

Rheumatic multiple valve disease, unspecified

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

Code Description

ICD-10 I08.9 is a billable code used to indicate a diagnosis of rheumatic multiple valve disease, unspecified.

Key Diagnostic Point:

Rheumatic multiple valve disease, unspecified, refers to a condition characterized by the involvement of multiple heart valves due to rheumatic fever, which is a complication of untreated streptococcal throat infection. Clinically, patients may present with symptoms such as dyspnea, fatigue, palpitations, and signs of heart failure. The anatomy involved typically includes the mitral and aortic valves, but other valves may also be affected. Disease progression can lead to chronic valvular heart disease, resulting in significant morbidity and mortality if left untreated. Diagnostic considerations include a thorough clinical history, physical examination, echocardiography, and possibly cardiac MRI to assess valve function and structure. Laboratory tests may reveal evidence of prior streptococcal infection, such as elevated antistreptolysin O (ASO) titers. Early diagnosis and management are crucial to prevent further cardiac damage and complications.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors include misidentifying the type of valve disease.
  • Documentation gaps may arise from insufficient clinical details regarding the rheumatic etiology.
  • Billing challenges can occur if the relationship between rheumatic fever and valve disease is not clearly established.

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

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Rheumatic multiple valve disease significantly impacts population health, particularly in regions with high rates of rheumatic fever. It contributes to increased healthcare utilization, including hospitalizations and surgical interventions. Quality measures focus on timely diagnosis and management to prevent complications. Epidemiologically, the condition is more prevalent in low- and middle-income countries, highlighting the need for improved access to preventive care and treatment.

ICD-9 vs ICD-10

Rheumatic multiple valve disease significantly impacts population health, particularly in regions with high rates of rheumatic fever. It contributes to increased healthcare utilization, including hospitalizations and surgical interventions. Quality measures focus on timely diagnosis and management to prevent complications. Epidemiologically, the condition is more prevalent in low- and middle-income countries, highlighting the need for improved access to preventive care and treatment.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the diagnosis is clearly linked to the services provided. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity. Coders should ensure that all relevant clinical details are captured to support the diagnosis and associated procedures, following best practices for coding specificity and accuracy.

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 I08.9?

I08.9 encompasses rheumatic involvement of multiple heart valves without specifying which valves are affected. It may include conditions such as rheumatic mitral stenosis, aortic regurgitation, and tricuspid involvement, all stemming from rheumatic fever.

When should I08.9 be used instead of related codes?

I08.9 should be used when multiple valves are affected by rheumatic disease, and the specific valves involved are not documented. If specific valve conditions are documented, more specific codes should be utilized.

What documentation supports I08.9?

Documentation should include a clear history of rheumatic fever, clinical symptoms, echocardiographic findings indicating multiple valve involvement, and any relevant laboratory results that support the diagnosis.