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ICD-10 Guide
ICD-10 CodesI63.6

I63.6

Billable

Cerebral infarction due to cerebral venous thrombosis, nonpyogenic

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

Code Description

ICD-10 I63.6 is a billable code used to indicate a diagnosis of cerebral infarction due to cerebral venous thrombosis, nonpyogenic.

Key Diagnostic Point:

Cerebral infarction due to cerebral venous thrombosis (CVT) is a type of stroke that occurs when a blood clot forms in the brain's venous sinuses, preventing blood from draining out of the brain. This can lead to increased intracranial pressure and subsequent ischemia, resulting in brain tissue damage. Clinically, patients may present with symptoms such as headache, seizures, altered consciousness, and focal neurological deficits depending on the area of the brain affected. The anatomy involved includes the cerebral veins and venous sinuses, which are crucial for draining deoxygenated blood from the brain. Disease progression can vary; some patients may experience rapid deterioration, while others may have a more insidious onset. Diagnostic considerations include neuroimaging techniques such as MRI or CT scans to visualize the clot and assess for infarction. Laboratory tests may also be necessary to identify underlying conditions that predispose to thrombosis, such as hypercoagulable states. Early recognition and treatment are vital to minimize neurological damage and improve outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires imaging and clinical correlation to confirm CVT and infarction.
  • Treatment complexity: Management may involve anticoagulation therapy and monitoring for complications.
  • Documentation requirements: Detailed clinical notes and imaging reports are essential for accurate coding.
  • Coding specificity: Requires precise documentation of the type of stroke and underlying causes.

Audit Risk Factors

  • Common coding errors: Misclassification of stroke type or failure to document the cause.
  • Documentation gaps: Incomplete clinical notes or lack of imaging reports.
  • 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

Hematology

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 cerebral venous thrombosis has significant clinical implications, affecting patient morbidity and mortality. It is crucial for population health, as timely diagnosis and treatment can prevent long-term disability. Quality measures related to stroke care emphasize the importance of rapid intervention and appropriate management of risk factors. Understanding the epidemiology of CVT can help healthcare providers identify at-risk populations and implement preventive strategies.

ICD-9 vs ICD-10

Cerebral infarction due to cerebral venous thrombosis has significant clinical implications, affecting patient morbidity and mortality. It is crucial for population health, as timely diagnosis and treatment can prevent long-term disability. Quality measures related to stroke care emphasize the importance of rapid intervention and appropriate management of risk factors. Understanding the epidemiology of CVT can help healthcare providers identify at-risk populations and implement preventive strategies.

Reimbursement & Billing Impact

Reimbursement considerations include the complexity of care provided, such as the use of imaging studies and potential interventions. Common denials may arise from insufficient documentation linking the diagnosis to the services rendered. Best practices include ensuring that all clinical notes are complete, accurate, and reflect the patient's condition and treatment course, as well as verifying that the coding aligns with the documentation.

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 I63.6?

I63.6 specifically covers cerebral infarction resulting from cerebral venous thrombosis that is nonpyogenic in nature. This includes cases where the thrombosis is due to factors such as dehydration, hypercoagulable states, or other underlying conditions that do not involve infection.

When should I63.6 be used instead of related codes?

I63.6 should be used when the cerebral infarction is directly attributed to cerebral venous thrombosis. It is important to differentiate it from other types of strokes, such as ischemic strokes due to arterial occlusion (I63.0-I63.5) or hemorrhagic strokes (I61).

What documentation supports I63.6?

Documentation should include clinical findings, imaging results confirming cerebral venous thrombosis, and any laboratory tests indicating underlying conditions. Detailed notes on the patient's symptoms, treatment plan, and response to therapy are also essential.