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v1.0.0
ICD-10 Guide
ICD-10 CodesI01.0

I01.0

Billable

Acute rheumatic pericarditis

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

Code Description

ICD-10 I01.0 is a billable code used to indicate a diagnosis of acute rheumatic pericarditis.

Key Diagnostic Point:

Acute rheumatic pericarditis is an inflammatory condition of the pericardium, the fibrous sac surrounding the heart, resulting from rheumatic fever, which is a complication of untreated streptococcal throat infection. Clinically, patients may present with chest pain, fever, and signs of pericardial effusion. The anatomy involved includes the pericardium and potentially the myocardium and endocardium, as rheumatic fever can affect multiple layers of the heart. Disease progression can lead to chronic pericarditis or constrictive pericarditis if not treated adequately. Diagnostic considerations include a thorough clinical history, physical examination, echocardiography to assess pericardial effusion, and laboratory tests to identify streptococcal infection. The diagnosis is often confirmed through the presence of characteristic symptoms and elevated inflammatory markers, such as ESR and CRP. Early recognition and treatment are crucial to prevent complications such as cardiac tamponade or heart failure.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires a combination of clinical evaluation and imaging studies.
  • Treatment complexity: Management may involve anti-inflammatory medications and monitoring for complications.
  • Documentation requirements: Detailed clinical documentation is necessary to support the diagnosis and treatment plan.
  • Coding specificity: Requires accurate coding to differentiate from other forms of pericarditis and rheumatic heart disease.

Audit Risk Factors

  • Common coding errors: Misclassification with other types of pericarditis or rheumatic heart diseases.
  • Documentation gaps: Incomplete clinical notes regarding the history of rheumatic fever or symptomatology.
  • Billing challenges: Potential denials if the documentation does not clearly establish the link to rheumatic fever.

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

Infectious Disease

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

Acute rheumatic pericarditis has significant clinical implications, as it can lead to serious complications if not managed promptly. The condition affects a vulnerable population, particularly children and young adults, and can lead to increased healthcare utilization due to hospital admissions and follow-up care. Understanding the epidemiology of rheumatic fever and its sequelae is crucial for public health initiatives aimed at prevention and early treatment of streptococcal infections.

ICD-9 vs ICD-10

Acute rheumatic pericarditis has significant clinical implications, as it can lead to serious complications if not managed promptly. The condition affects a vulnerable population, particularly children and young adults, and can lead to increased healthcare utilization due to hospital admissions and follow-up care. Understanding the epidemiology of rheumatic fever and its sequelae is crucial for public health initiatives aimed at prevention and early treatment of streptococcal infections.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the diagnosis is clearly linked to rheumatic fever and that all relevant tests and procedures are documented. Common denials may arise from insufficient documentation or failure to establish the connection to rheumatic fever. Best practices include maintaining comprehensive clinical notes, ensuring all tests are justified, and coding accurately to avoid billing discrepancies.

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 I01.0?

I01.0 specifically covers acute rheumatic pericarditis that arises as a complication of rheumatic fever, characterized by inflammation of the pericardium. It does not include pericarditis due to other causes such as viral infections or malignancies.

When should I01.0 be used instead of related codes?

I01.0 should be used when the pericarditis is directly linked to rheumatic fever. If pericarditis is due to other etiologies, such as viral or bacterial infections, different codes should be selected.

What documentation supports I01.0?

Documentation should include a confirmed diagnosis of rheumatic fever, clinical symptoms indicative of pericarditis, results from echocardiography showing pericardial effusion, and laboratory findings supporting the diagnosis.