AHA Coding Clinic® for ICD-9 - 2006 Issue 1; Clarification
Bilateral Carotid Artery Stenosis
A correction notice published in Coding Clinic Second Quarter 2002, page 19, instructs to assign code 433.30, Occlusion and stenosis of precerebral arteries, multiple and bilateral, without mention of cerebral infarction, for bilateral carotid artery stenosis instead of code 433.10, Occlusion and stenosis of precerebral arteries, carotid artery, without mention of cerebral infarction. However, if we assign code 433.30, Medicare is denying our claims. What is the correct way to code bilateral carotid artery stenosis? ...
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Article Overview
This short Coding Clinic-based article discusses a diagnosis coding question involving bilateral carotid artery stenosis and a reported discrepancy between published guidance and payer claim adjudication. It is intended for coders, billing staff, and other revenue cycle professionals who work with ICD-9-CM diagnosis coding and need to understand the topic, the cited guidance source, and the nature of the billing concern without exposing the full answer.
Why This Topic Matters
Articles like this help coders identify when published coding guidance may conflict with payer behavior and when a diagnosis coding question needs careful review. It is relevant to professionals responsible for accurate ICD-9-CM reporting and claim acceptance.
What You Will Learn
- The coding issue raised by a bilateral carotid artery stenosis diagnosis
- How the article frames a discrepancy between published guidance and claim denial
- The role of Coding Clinic guidance in addressing the question
- Why the topic matters for diagnosis coding and claim submission
Who Should Read This
- Medical coders
- Coding auditors
- Billing specialists
- Revenue cycle staff
- Compliance teams
Codes Discussed
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