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ICD-10 Guide
ICD-10 CodesI63.429

I63.429

Billable

Cerebral infarction due to embolism of unspecified anterior cerebral artery

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

Code Description

ICD-10 I63.429 is a billable code used to indicate a diagnosis of cerebral infarction due to embolism of unspecified anterior cerebral artery.

Key Diagnostic Point:

Cerebral infarction due to embolism of the unspecified anterior cerebral artery represents a critical condition where blood flow to a specific area of the brain is obstructed by an embolus, leading to tissue death. The anterior cerebral artery (ACA) supplies blood to the medial portions of the frontal lobes and the superior medial parietal lobes. Symptoms may include sudden weakness, difficulty speaking, confusion, and loss of coordination. The progression of the disease can vary; some patients may experience transient ischemic attacks (TIAs) prior to a full-blown infarction, while others may present acutely. Diagnostic considerations include neuroimaging studies such as CT or MRI to confirm the presence of an infarct and to rule out hemorrhagic stroke. Additionally, vascular imaging may be necessary to identify the source of the embolism, which could originate from the heart or large vessels. Understanding the underlying cardiovascular conditions, such as atrial fibrillation or carotid artery disease, is crucial for effective management and prevention of future events.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires imaging and clinical correlation
  • Treatment complexity: May involve anticoagulation, rehabilitation, and management of risk factors
  • Documentation requirements: Detailed clinical notes and imaging results needed
  • Coding specificity: Requires precise identification of the affected artery

Audit Risk Factors

  • Common coding errors: Misidentification of the affected artery
  • Documentation gaps: Incomplete clinical history or imaging reports
  • Billing challenges: Potential denials due to lack of specificity or supporting documentation

Specialty Focus

Medical Specialties

Neurology

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

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

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

Cerebral infarctions significantly impact population health, contributing to morbidity and mortality rates associated with stroke. Effective management and prevention strategies are crucial for reducing healthcare utilization and improving quality measures. Understanding the epidemiology of cerebral infarctions, particularly those due to embolism, helps healthcare providers implement targeted interventions to reduce risk factors and improve patient outcomes.

ICD-9 vs ICD-10

Cerebral infarctions significantly impact population health, contributing to morbidity and mortality rates associated with stroke. Effective management and prevention strategies are crucial for reducing healthcare utilization and improving quality measures. Understanding the epidemiology of cerebral infarctions, particularly those due to embolism, helps healthcare providers implement targeted interventions to reduce risk factors and improve patient outcomes.

Reimbursement & Billing Impact

Reimbursement considerations may vary based on the severity of the condition and the treatment provided. Common denials may arise from insufficient documentation or lack of specificity in the coding. It is essential to ensure that all relevant clinical information is included in the medical record to support the diagnosis and justify the services rendered.

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 I63.429?

I63.429 covers cerebral infarction due to embolism specifically affecting the anterior cerebral artery, which may arise from various cardiovascular conditions such as atrial fibrillation, myocardial infarction, or carotid artery disease.

When should I63.429 be used instead of related codes?

I63.429 should be used when the embolism is confirmed to affect the anterior cerebral artery but the specific artery cannot be determined. If a specific artery is known, a more specific code should be utilized.

What documentation supports I63.429?

Documentation should include clinical findings, imaging results confirming the cerebral infarction, and any relevant history of embolic events or underlying cardiovascular conditions.