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ICD-10 Guide
ICD-10 CodesA39.53

A39.53

Meningococcal pericarditis

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 A39.53 is a billable code used to indicate a diagnosis of meningococcal pericarditis.

Key Diagnostic Point:

Meningococcal pericarditis is a rare but serious complication of meningococcal infection, primarily caused by the bacterium Neisseria meningitidis. This condition occurs when the bacteria invade the pericardial space, leading to inflammation of the pericardium, the fibrous sac surrounding the heart. Clinically, patients may present with chest pain, fever, and signs of heart failure. The diagnosis is often confirmed through imaging studies such as echocardiography, which can reveal pericardial effusion, and laboratory tests that identify the presence of Neisseria meningitidis in blood or cerebrospinal fluid. Treatment typically involves the administration of appropriate antibiotics, such as penicillin or ceftriaxone, and may require anti-inflammatory medications to manage symptoms. In severe cases, pericardiocentesis may be necessary to relieve pressure on the heart. Early recognition and treatment are crucial to prevent complications such as cardiac tamponade and to improve patient outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of specific bacterial infections and their complications.
  • Differentiation from other types of pericarditis.
  • Need for accurate documentation of clinical findings and laboratory results.
  • Potential for co-morbid conditions that may complicate coding.

Audit Risk Factors

  • Inadequate documentation of the causative organism.
  • Failure to document clinical symptoms and treatment protocols.
  • Misclassification of pericarditis type.
  • Lack of follow-up documentation on patient outcomes.

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed history of infection, laboratory results, and treatment plans.

Common Clinical Scenarios

Patients presenting with fever, chest pain, and signs of systemic infection.

Billing Considerations

Documentation must clearly link symptoms to the meningococcal infection.

Cardiology

Documentation Requirements

Echocardiographic findings, clinical assessment of heart function, and treatment interventions.

Common Clinical Scenarios

Patients with chest pain and echocardiographic evidence of pericardial effusion.

Billing Considerations

Must differentiate between infectious and non-infectious causes of pericarditis.

Coding Guidelines

Inclusion Criteria

Use A39.53 When
  • According to ICD
  • 10 guidelines, A39
  • 53 should be used when the pericarditis is specifically due to meningococcal infection
  • Coders must ensure that the documentation supports the diagnosis and that the infection is confirmed through laboratory testing

Exclusion Criteria

Do NOT use A39.53 When
No specific exclusions found.

Related CPT Codes

93000CPT Code

Electrocardiogram, ECG

Clinical Scenario

Used to assess cardiac function in patients with pericarditis.

Documentation Requirements

ECG findings must be documented.

Specialty Considerations

Cardiology specialists should ensure ECG results correlate with clinical symptoms.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like meningococcal pericarditis, improving the accuracy of data collection and reimbursement processes. This specificity aids in better tracking of disease patterns and outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like meningococcal pericarditis, improving the accuracy of data collection and reimbursement processes. This specificity aids in better tracking of disease patterns and outcomes.

Reimbursement & Billing Impact

reimbursement processes. This specificity aids in better tracking of disease patterns and outcomes.

Resources

Clinical References

  • •
    CDC Meningococcal Disease Information

Coding & Billing References

  • •
    CDC Meningococcal Disease Information

Frequently Asked Questions

What are the common symptoms of meningococcal pericarditis?

Common symptoms include chest pain, fever, and signs of heart failure. Patients may also experience shortness of breath and palpitations.