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ICD-10 Guide
ICD-10 CodesI67.2

I67.2

Billable

Cerebral atherosclerosis

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

Code Description

ICD-10 I67.2 is a billable code used to indicate a diagnosis of cerebral atherosclerosis.

Key Diagnostic Point:

Cerebral atherosclerosis is a condition characterized by the buildup of fatty deposits (plaques) within the arteries supplying blood to the brain. This condition can lead to reduced blood flow, increasing the risk of ischemic strokes and transient ischemic attacks (TIAs). Clinically, patients may present with symptoms such as sudden weakness, difficulty speaking, or loss of coordination, which are indicative of reduced cerebral perfusion. The anatomy involved includes the carotid arteries and the vertebrobasilar system, which are critical for cerebral circulation. Disease progression can be insidious, often asymptomatic until significant occlusion occurs. Diagnostic considerations include imaging studies such as carotid Doppler ultrasound, CT angiography, or MRI to assess the degree of stenosis and rule out other causes of neurological symptoms. Regular monitoring and management of risk factors such as hypertension, diabetes, and hyperlipidemia are essential in preventing further complications.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors
  • Documentation gaps
  • Billing challenges

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

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Cerebral atherosclerosis significantly impacts population health, contributing to the prevalence of strokes and neurological disabilities. Effective management and early intervention can reduce healthcare utilization and improve quality measures related to stroke care. Epidemiologically, the condition is associated with aging populations and increasing rates of cardiovascular risk factors, highlighting the need for targeted prevention strategies.

ICD-9 vs ICD-10

Cerebral atherosclerosis significantly impacts population health, contributing to the prevalence of strokes and neurological disabilities. Effective management and early intervention can reduce healthcare utilization and improve quality measures related to stroke care. Epidemiologically, the condition is associated with aging populations and increasing rates of cardiovascular risk factors, highlighting the need for targeted prevention strategies.

Reimbursement & Billing Impact

Cerebral atherosclerosis significantly impacts population health, contributing to the prevalence of strokes and neurological disabilities. Effective management and early intervention can reduce healthcare utilization and improve quality measures related to stroke care. Epidemiologically, the condition is associated with aging populations and increasing rates of cardiovascular risk factors, highlighting the need for targeted prevention strategies.

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 I67.2?

I67.2 covers cerebral atherosclerosis, which may lead to conditions such as ischemic stroke, transient ischemic attacks (TIAs), and chronic cerebral ischemia. It specifically refers to atherosclerotic changes in the cerebral arteries without specifying the presence of acute events.

When should I67.2 be used instead of related codes?

I67.2 should be used when the clinical documentation indicates a diagnosis of cerebral atherosclerosis without acute ischemic events. If a patient presents with an acute stroke or TIA, codes from I63 or I64 should be considered.

What documentation supports I67.2?

Documentation should include clinical findings, imaging results showing atherosclerotic changes, and a comprehensive assessment of risk factors. Notes on the patient's history of cerebrovascular events and management plans are also essential.