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ICD-10 Guide
ICD-10 CodesI63.442

I63.442

Billable

Cerebral infarction due to embolism of left cerebellar artery

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

Code Description

ICD-10 I63.442 is a billable code used to indicate a diagnosis of cerebral infarction due to embolism of left cerebellar artery.

Key Diagnostic Point:

Cerebral infarction due to embolism of the left cerebellar artery is a type of ischemic stroke that occurs when a blood clot or embolus obstructs blood flow to the left cerebellar artery, leading to tissue death in the cerebellum. Clinically, patients may present with symptoms such as dizziness, ataxia, nausea, vomiting, and coordination difficulties, which can significantly impact balance and motor control. The cerebellum is responsible for fine motor skills and coordination, and infarction in this area can lead to severe functional impairment. Disease progression can vary; some patients may experience rapid onset of symptoms, while others may have a more gradual decline. Diagnostic considerations include neuroimaging studies such as CT or MRI scans to confirm the presence of an infarct and to rule out other conditions. Additionally, a thorough evaluation of cardiovascular risk factors, including hypertension, atrial fibrillation, and hyperlipidemia, is essential for comprehensive management and prevention of future strokes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires imaging and clinical assessment to confirm diagnosis.
  • Treatment complexity: May involve anticoagulation therapy, rehabilitation, and management of risk factors.
  • Documentation requirements: Detailed clinical notes and imaging reports are necessary.
  • Coding specificity: Requires precise coding to differentiate from other types of strokes.

Audit Risk Factors

  • Common coding errors: Misclassification of stroke type or site of infarction.
  • Documentation gaps: Incomplete clinical notes or lack of imaging results.
  • Billing challenges: Denials due to insufficient documentation or incorrect coding.

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 associated with stroke. Understanding the epidemiology of strokes, including risk factors such as hypertension and atrial fibrillation, is crucial for preventive measures. Quality measures in healthcare often focus on timely diagnosis and treatment of strokes, which can improve outcomes and reduce healthcare utilization. Effective management of patients with I63.442 can lead to better functional recovery and decreased long-term disability.

ICD-9 vs ICD-10

Cerebral infarctions significantly impact population health, contributing to morbidity and mortality associated with stroke. Understanding the epidemiology of strokes, including risk factors such as hypertension and atrial fibrillation, is crucial for preventive measures. Quality measures in healthcare often focus on timely diagnosis and treatment of strokes, which can improve outcomes and reduce healthcare utilization. Effective management of patients with I63.442 can lead to better functional recovery and decreased long-term disability.

Reimbursement & Billing Impact

reimbursement considerations include the patient's insurance policy, the necessity of imaging studies, and the appropriateness of prescribed treatments. It is essential to follow coding best practices, including using the most specific codes available and ensuring that all services rendered are justified by the documentation.

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 I63.442?

I63.442 specifically covers cerebral infarction due to embolism affecting the left cerebellar artery. This includes cases where the embolism originates from the heart or other vascular sources, leading to ischemic damage in the cerebellum.

When should I63.442 be used instead of related codes?

I63.442 should be used when the cerebral infarction is specifically due to embolism in the left cerebellar artery, as opposed to thrombosis or infarction in other brain regions. Accurate diagnosis through imaging is critical for correct code selection.

What documentation supports I63.442?

Documentation should include clinical notes detailing the patient's symptoms, results from neuroimaging studies confirming the infarction, and any relevant history of embolic events or cardiovascular conditions.