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

ICD-10 Coding for Left ICA Stenosis

I65.22

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

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

Essential facts and insights about ICD-10 Coding for Left ICA 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:
  • • Imaging shows ≥50% stenosis in left ICA.
documentation:
  • • Documentation specifies 'left internal carotid artery stenosis'.

Applicable To

  • • Left internal carotid artery stenosis

Important Notes

  • • Ensure laterality is clearly documented to avoid miscoding.
Ancillary Codes

Additional codes that may be used with this diagnosis

G45.9

TIA, unspecified

Use for transient neurological deficits associated with stenosis.

I10

Hypertension

Use to document hypertension as a risk factor.

Frequently Asked Questions

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

The ICD-10 code for left internal carotid artery stenosis is I65.22, used when stenosis is confirmed by imaging.

How is left ICA stenosis documented?

Document left ICA stenosis by specifying laterality, severity, and correlating symptoms, supported by imaging results.

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