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Home/Diagnosis/ICD-10 Coding for Carotid Atherosclerosis

ICD-10 Coding for Carotid Atherosclerosis

I65.21
I70.92

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

Also Known as:
Carotid Artery Disease
Carotid Stenosis
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Key Information: ICD-10 Coding for Carotid Atherosclerosis

Essential facts and insights about ICD-10 Coding for Carotid Atherosclerosis

Use ICD-10 code I65.21 for occlusion and stenosis of right carotid artery, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Occlusion and stenosis of right carotid artery

Billable Code
I65.21
Billable

Diagnostic Criteria

clinical:
  • • Imaging confirms ≥50% stenosis
documentation:
  • • Documentation specifies right carotid artery

Applicable To

  • • Right carotid artery stenosis

Important Notes

  • • Ensure documentation specifies laterality and cause.

Atherosclerosis of other arteries

Billable Code
I70.92
Billable

Diagnostic Criteria

clinical:
  • • Imaging showing plaque presence
  • • Clinical correlation with symptoms

Applicable To

  • • Atherosclerosis of carotid artery

Important Notes

  • • Ensure atherosclerosis is documented as the cause.
Ancillary Codes

Additional codes that may be used with this diagnosis

I70.92

Atherosclerosis of other arteries

Use alongside I65.21 if atherosclerosis is the cause.

Frequently Asked Questions

What is the ICD-10 code for carotid atherosclerosis?

The ICD-10 code for carotid atherosclerosis with stenosis is I65.21 for the right carotid artery, and I70.92 is used if atherosclerosis is the underlying cause.

How do you code carotid stenosis due to atherosclerosis?

Code I65.21 for stenosis of the right carotid artery and add I70.92 if atherosclerosis is documented as the cause.

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