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Home/Diagnosis/ICD-10 Coding for Lacunar Stroke

ICD-10 Coding for Lacunar Stroke

I63.81

Complete ICD-10-CM coding and documentation guide for icd-10 coding for lacunar stroke includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Lacunar Infarction
Small Vessel Stroke
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Key Information: ICD-10 Coding for Lacunar Stroke

Essential facts and insights about ICD-10 Coding for Lacunar Stroke

Use ICD-10 code I63.81 for lacunar infarction, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Lacunar infarction

Billable Code
I63.81
Billable

Diagnostic Criteria

clinical:
  • • Lesion size ≤1.5 cm on MRI/CT
coding:
  • • Presence of lacunar syndromes
documentation:
  • • Specific mention of 'lacunar infarction' in records

Applicable To

  • • Lacunar stroke
  • • Small vessel stroke

Important Notes

  • • Ensure documentation specifies lacunar infarction with imaging confirmation.
Ancillary Codes

Additional codes that may be used with this diagnosis

I65.21

Occlusion and stenosis of right carotid artery

Use if carotid stenosis is present but not causative for lacunar stroke.

Frequently Asked Questions

What is the ICD-10 code for lacunar stroke?

The ICD-10 code for lacunar stroke is I63.81, which is used for lacunar infarction due to small artery occlusion.

How do you code a lacunar stroke?

Code I63.81 is used for lacunar stroke, confirmed by imaging showing a lesion ≤1.5 cm in subcortical regions.

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