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ICD-10 Guide
ICD-10 CodesI63.30

I63.30

Billable

Cerebral infarction due to thrombosis of unspecified cerebral artery

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

Code Description

ICD-10 I63.30 is a billable code used to indicate a diagnosis of cerebral infarction due to thrombosis of unspecified cerebral artery.

Key Diagnostic Point:

Cerebral infarction due to thrombosis of an unspecified cerebral artery is a type of stroke that occurs when a blood clot obstructs blood flow to a part of the brain, leading to tissue death. The clinical presentation may include sudden onset of neurological deficits such as weakness, numbness, difficulty speaking, or loss of coordination. The anatomy involved primarily includes the cerebral arteries, which supply blood to the brain. The disease progression can vary; some patients may recover partially or fully, while others may experience long-term disabilities. Diagnostic considerations include neuroimaging techniques such as CT or MRI scans to confirm the presence of an infarction and to rule out hemorrhagic strokes. Risk factors for cerebral infarction include hypertension, diabetes, hyperlipidemia, and atrial fibrillation, which can contribute to thrombosis formation. Early recognition and treatment are crucial to minimize brain damage and improve outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires imaging and clinical evaluation 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 accurate identification of the type of stroke and its cause.

Audit Risk Factors

  • Common coding errors: Misidentification of the type of stroke or underlying cause.
  • Documentation gaps: Incomplete clinical notes or lack of imaging results.
  • Billing challenges: Potential denials due to insufficient documentation or unclear 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

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

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Cerebral infarction due to thrombosis significantly impacts population health, contributing to morbidity and mortality rates associated with stroke. Quality measures focus on timely intervention and management of risk factors to reduce incidence. Healthcare utilization patterns show increased emergency department visits and hospitalizations for stroke management, highlighting the need for effective prevention strategies. Epidemiologically, the prevalence of risk factors such as hypertension and diabetes underscores the importance of public health initiatives aimed at reducing stroke incidence.

ICD-9 vs ICD-10

Cerebral infarction due to thrombosis significantly impacts population health, contributing to morbidity and mortality rates associated with stroke. Quality measures focus on timely intervention and management of risk factors to reduce incidence. Healthcare utilization patterns show increased emergency department visits and hospitalizations for stroke management, highlighting the need for effective prevention strategies. Epidemiologically, the prevalence of risk factors such as hypertension and diabetes underscores the importance of public health initiatives aimed at reducing stroke incidence.

Reimbursement & Billing Impact

Reimbursement considerations include the patient's insurance coverage and the necessity of imaging studies. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity for the services rendered. Best practices include ensuring that all clinical notes are complete and that imaging results are clearly linked to the diagnosis. Regular audits of coding practices can help mitigate billing challenges.

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 I63.30?

I63.30 specifically covers cerebral infarction due to thrombosis of an unspecified cerebral artery. It is used when the exact artery involved is not documented or when the infarction is due to a thrombotic event without further specification.

When should I63.30 be used instead of related codes?

I63.30 should be used when the documentation does not specify the affected cerebral artery. If the artery is identified, related codes such as I63.31 or I63.32 should be used for greater specificity.

What documentation supports I63.30?

Documentation should include clinical findings, imaging results confirming cerebral infarction, and any relevant history of thrombotic events or risk factors. Detailed notes on the patient's neurological status and treatment plan are also essential.