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ICD-10 Guide
ICD-10 CodesI63.323

I63.323

Billable

Cerebral infarction due to thrombosis of bilateral anterior cerebral arteries

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

Code Description

ICD-10 I63.323 is a billable code used to indicate a diagnosis of cerebral infarction due to thrombosis of bilateral anterior cerebral arteries.

Key Diagnostic Point:

I63.323 refers to cerebral infarction due to thrombosis of bilateral anterior cerebral arteries. This condition occurs when a blood clot obstructs blood flow to the anterior cerebral arteries, which supply blood to the frontal lobes and the superior medial parietal lobes of the brain. Clinical presentation may include sudden onset of weakness, sensory loss, or cognitive deficits, often affecting the lower limbs more than the upper limbs due to the areas of the brain involved. The disease progression can lead to significant neurological deficits, and in severe cases, it may result in permanent disability or death. Diagnostic considerations include neuroimaging studies such as CT or MRI scans to confirm the presence of an infarct and to rule out other causes of acute neurological symptoms. Additionally, risk factors such as hypertension, diabetes, hyperlipidemia, and a history of transient ischemic attacks (TIAs) should be evaluated to manage and prevent further cerebrovascular 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 reports are essential
  • Coding specificity: Requires precise identification of the infarction's cause and location

Audit Risk Factors

  • Common coding errors: Misidentification of the affected arteries or infarction type
  • Documentation gaps: Incomplete clinical notes regarding symptoms and imaging findings
  • Billing challenges: Potential denials if documentation does not clearly support the diagnosis

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 of I63.323 can improve patient outcomes and reduce healthcare utilization. Quality measures related to stroke care emphasize timely diagnosis and treatment, which are critical for minimizing long-term disability. Epidemiologically, understanding the prevalence of bilateral anterior cerebral artery thrombosis can inform public health initiatives aimed at stroke prevention and education.

ICD-9 vs ICD-10

Cerebral infarctions significantly impact population health, contributing to morbidity and mortality rates associated with stroke. Effective management of I63.323 can improve patient outcomes and reduce healthcare utilization. Quality measures related to stroke care emphasize timely diagnosis and treatment, which are critical for minimizing long-term disability. Epidemiologically, understanding the prevalence of bilateral anterior cerebral artery thrombosis can inform public health initiatives aimed at stroke prevention and education.

Reimbursement & Billing Impact

Reimbursement may vary based on the severity of the condition and the treatment provided. Common denials may arise from insufficient documentation or failure to meet medical necessity criteria. It is essential to follow coding best practices, including accurate code selection and thorough clinical notes.

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 I63.323?

I63.323 specifically covers cerebral infarctions caused by thrombosis in both anterior cerebral arteries, leading to neurological deficits. It is crucial to differentiate this from other types of strokes, such as embolic strokes or those caused by hemorrhage.

When should I63.323 be used instead of related codes?

I63.323 should be used when there is clear evidence of bilateral anterior cerebral artery thrombosis leading to cerebral infarction. If the infarction is unilateral or due to other causes, different codes should be selected.

What documentation supports I63.323?

Documentation should include detailed clinical notes describing the patient's symptoms, results from neuroimaging studies confirming bilateral anterior cerebral artery involvement, and any relevant medical history that may contribute to the diagnosis.