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ICD-10 Guide
ICD-10 CodesI63.34

I63.34

Non-billable

Cerebral infarction due to thrombosis of cerebellar artery

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

Code Description

ICD-10 I63.34 is a used to indicate a diagnosis of cerebral infarction due to thrombosis of cerebellar artery.

Key Diagnostic Point:

Cerebral infarction due to thrombosis of the cerebellar artery is a type of ischemic stroke that occurs when a blood clot obstructs blood flow to the cerebellum, a region of the brain responsible for coordination and balance. Clinically, patients may present with symptoms such as dizziness, ataxia, nausea, vomiting, and difficulty with fine motor skills. The cerebellar arteries, including the superior cerebellar artery and the anterior inferior cerebellar artery, are critical for supplying blood to the cerebellum. The progression of the disease can vary; some patients may experience sudden onset of symptoms, while others may have a more gradual decline. Diagnostic considerations include neuroimaging techniques such as CT or MRI scans to identify the location and extent of the infarction. Additionally, a thorough assessment of risk factors such as hypertension, diabetes, 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 evaluation to confirm diagnosis.
  • Treatment complexity: May involve acute management with thrombolytics or anticoagulants and rehabilitation.
  • 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 location.
  • Documentation gaps: Incomplete clinical notes or missing imaging reports.
  • Billing challenges: Potential denials due to lack of 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

Emergency Medicine

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

The clinical significance of I63.34 lies in its association with significant morbidity and potential mortality. Cerebellar infarctions can lead to long-term disability, impacting patients' quality of life and necessitating rehabilitation services. From a population health perspective, understanding the epidemiology of strokes, including those caused by thrombosis, is crucial for developing preventive strategies and improving healthcare outcomes. Quality measures may include monitoring the timeliness of treatment and the effectiveness of rehabilitation services.

ICD-9 vs ICD-10

The clinical significance of I63.34 lies in its association with significant morbidity and potential mortality. Cerebellar infarctions can lead to long-term disability, impacting patients' quality of life and necessitating rehabilitation services. From a population health perspective, understanding the epidemiology of strokes, including those caused by thrombosis, is crucial for developing preventive strategies and improving healthcare outcomes. Quality measures may include monitoring the timeliness of treatment and the effectiveness of rehabilitation services.

Reimbursement & Billing Impact

Reimbursement considerations include the need for clear evidence of the diagnosis and the medical necessity of the services provided. Common denials may arise from insufficient documentation or failure to meet medical necessity criteria. Best practices include ensuring all clinical notes are complete and that imaging results are readily available to support the diagnosis.

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 I63.34?

I63.34 specifically covers cerebral infarction resulting from thrombosis in the cerebellar artery, which may include conditions like cerebellar ischemia and infarction due to thrombotic events.

When should I63.34 be used instead of related codes?

I63.34 should be used when the cerebral infarction is confirmed to be due to thrombosis in the cerebellar artery, differentiating it from embolic strokes or infarctions in other brain regions.

What documentation supports I63.34?

Documentation should include clinical findings, imaging results confirming the location of the infarction, and a detailed account of the patient's symptoms and risk factors.