Correction Notice

Bilateral Carotid Artery Stenosis Correction/Clarification Notice:Assign both code 433.10, Occlusion and stenosis of precerebral arteries, carotid artery, without mention of cerebral infarction, and code 433.30, Occusion and stenosis of precerebral arteries, Multiple and bilateral, to report the specific artery involved as well as the laterality. In Coding Clinic, First Quarter 2002, pages 10-11, bilateral carotid artery stenosis should have been assigned to code 433.30, Occlusion and stenosis of precerebral arteries, Multiple and bilateral, not code 433.10. ...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This notice explains a correction and clarification related to a diagnosis coding topic involving bilateral carotid artery stenosis. It is relevant to coders, auditors, and compliance staff who track coding updates and historical guidance, especially references tied to Coding Clinic and older ICD-9-CM diagnosis coding. The article focuses on the correction itself and the related clarification context rather than broader clinical discussion.

Why This Topic Matters

It helps readers identify that a prior Coding Clinic assignment was corrected and understand that the notice is about maintaining coding accuracy and consistency in historical guidance.

What You Will Learn

  • The scope of the correction notice and the coding topic it addresses.
  • How the notice frames the clarification within historical coding guidance.
  • Which source reference the correction is tied to.
  • The relevance of the notice for diagnosis coding review and compliance workflows.

Who Should Read This

  • Medical coders
  • Coding auditors
  • Compliance professionals
  • Revenue cycle staff
  • Health information management professionals

Codes Discussed

  • ICD-9-CM: 433.10
  • ICD-9-CM: 433.30

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