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Home/Diagnosis/ICD-10 Coding for Left Carotid Stenosis

ICD-10 Coding for Left Carotid Stenosis

I65.22

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

Also Known as:
Left Carotid Artery Stenosis
Left ICA Stenosis
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Key Information: ICD-10 Coding for Left Carotid Stenosis

Essential facts and insights about ICD-10 Coding for Left Carotid Stenosis

Use ICD-10 code I65.22 for occlusion and stenosis of left carotid artery, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Occlusion and stenosis of left carotid artery

Billable Code
I65.22
Billable

Diagnostic Criteria

clinical:
  • • Presence of >50% stenosis on imaging
documentation:
  • • Explicit mention of 'left carotid artery' in clinical notes

Applicable To

  • • Nontraumatic stenosis of left carotid artery

Important Notes

  • • Ensure documentation specifies laterality and severity to avoid unspecified codes.
Ancillary Codes

Additional codes that may be used with this diagnosis

I70.92

Atherosclerosis of other arteries

Use when atherosclerosis is documented as the cause of stenosis.

Frequently Asked Questions

What is the ICD-10 code for left carotid stenosis?

The ICD-10 code for left carotid stenosis is I65.22, used for nontraumatic stenosis of the left carotid artery without cerebral infarction.

How do you code left carotid stenosis with infarction?

For left carotid stenosis with cerebral infarction, use I63.231 for the infarction and I65.22 for the stenosis.

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