Endocarditis ICD-10-CM Codes

Endocarditis ICD-10-CM Codes

Explore the 2023 guide on Endocarditis ICD-10-CM codes. Learn about the specific codes, clinical descriptions, and billing implications.

By Telita Montales on Jul 16, 2025.

Fact Checked by Ericka Pingol.

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What ICD-10 Codes Are Used for Endocarditis?

Endocarditis is an infection of the inner lining of the heart chambers and valves. Here are the commonly used Endocarditis ICD codes:

  • I33.0: Acute and subacute infective endocarditis
  • I38: Endocarditis, valve unspecified
  • I39: Endocarditis and heart valve disorders in diseases classified elsewhere
  • I33.9: Acute endocarditis, unspecified
  • I33.1: Infective endocarditis in diseases classified elsewhere

Which Endocarditis ICD Codes Are Billable?

Determining which Endocarditis ICD codes are billable is essential for healthcare providers. Here's an overview:

  • I33.0: Yes. This code is used for acute and subacute infective endocarditis.
  • I38: Yes. This code is used for endocarditis affecting an unspecified valve.
  • I39: Yes. This code is used for endocarditis and heart valve disorders in diseases classified elsewhere.
  • I33.9: Yes. This code is used for unspecified acute endocarditis.
  • I33.1: Yes. This code is used for infective endocarditis in diseases classified elsewhere.

Clinical Information

Endocarditis can be a severe condition that requires immediate medical attention. Here's what you need to know:

  • Symptoms may include fever, fatigue, and heart murmurs.
  • Bacterial, viral, or fungal infections can cause the condition.
  • Diagnosis involves blood cultures, echocardiograms, and sometimes cardiac MRI.
  • Treatment options include antibiotics, antifungals, and, in severe cases, surgical valve replacement.
  • Early diagnosis and treatment are crucial to prevent complications like heart failure and sepsis.

Synonyms Include:

  • Infective endocarditis
  • Bacterial endocarditis
  • Heart valve infection
  • Subacute endocarditis
  • Valvular endocarditis
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