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ICD-10 Guide
ICD-10 CodesI63.313

I63.313

Billable

Cerebral infarction due to thrombosis of bilateral middle cerebral arteries

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

Code Description

ICD-10 I63.313 is a billable code used to indicate a diagnosis of cerebral infarction due to thrombosis of bilateral middle cerebral arteries.

Key Diagnostic Point:

Cerebral infarction due to thrombosis of bilateral middle cerebral arteries is a serious condition characterized by the obstruction of blood flow to the brain, specifically affecting the middle cerebral arteries on both sides. This condition often presents with sudden onset of neurological deficits, including weakness or paralysis on one side of the body, speech difficulties, and cognitive impairments. The middle cerebral arteries supply critical areas of the brain responsible for motor control and sensory perception. The progression of cerebral infarction can lead to irreversible brain damage if not promptly addressed. Diagnostic considerations include neuroimaging techniques such as CT or MRI scans to confirm the presence of infarction and assess the extent of brain damage. Risk factors for this condition include hypertension, diabetes, hyperlipidemia, and a history of transient ischemic attacks (TIAs). Early recognition and intervention are crucial to minimize long-term disability and improve patient outcomes.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Diagnostic complexity: Requires advanced imaging and assessment of neurological function.
  • Treatment complexity: Involves acute management strategies such as thrombolysis or thrombectomy, along with long-term rehabilitation.
  • Documentation requirements: Detailed clinical documentation is necessary to justify the diagnosis and treatment.
  • Coding specificity: Requires precise coding to differentiate from other types of strokes and infarctions.

Audit Risk Factors

  • Common coding errors: Misidentification of the type of stroke or failure to document bilateral involvement.
  • Documentation gaps: Incomplete clinical notes that do not clearly outline the patient's symptoms and treatment.
  • Billing challenges: Potential 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

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

Cerebral infarction due to thrombosis of bilateral middle cerebral arteries has significant clinical implications, leading to high rates of morbidity and mortality. It affects a substantial portion of the population, particularly among older adults and those with pre-existing cardiovascular conditions. Understanding the epidemiology of this condition is crucial for developing effective prevention strategies and improving healthcare outcomes. Quality measures related to timely intervention and rehabilitation are essential for enhancing patient recovery and reducing long-term disability.

ICD-9 vs ICD-10

Cerebral infarction due to thrombosis of bilateral middle cerebral arteries has significant clinical implications, leading to high rates of morbidity and mortality. It affects a substantial portion of the population, particularly among older adults and those with pre-existing cardiovascular conditions. Understanding the epidemiology of this condition is crucial for developing effective prevention strategies and improving healthcare outcomes. Quality measures related to timely intervention and rehabilitation are essential for enhancing patient recovery and reducing long-term disability.

Reimbursement & Billing Impact

reimbursement and minimize audit risks.

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 I63.313?

I63.313 specifically covers cerebral infarction resulting from thrombosis affecting both middle cerebral arteries. This includes ischemic strokes that lead to significant neurological deficits and require acute medical intervention.

When should I63.313 be used instead of related codes?

I63.313 should be used when there is clear evidence of bilateral middle cerebral artery involvement in a cerebral infarction. It is important to differentiate this from unilateral strokes to ensure appropriate treatment and management.

What documentation supports I63.313?

Documentation should include detailed neurological assessments, imaging results confirming bilateral middle cerebral artery thrombosis, and treatment plans. Clinical notes must clearly outline the patient's symptoms and the rationale for the diagnosis.