CPT codes 11400 - 11646 are based on the lesion diameter. How is excision of a lesion calculated when the diameter of the lesion is not circular? ...
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Article Overview
This short coding guidance article addresses CPT lesion excision coding and how lesion size is assessed when a lesion has an irregular or non-circular shape. It is aimed at coding professionals who need to understand the general measurement approach used for excision coding and why lesion dimensions matter for code selection.
Why This Topic Matters
Correct lesion sizing is central to selecting the appropriate CPT excision code, especially when the lesion shape is not symmetric. This article helps coders interpret the measurement concept used for these procedures.
What You Will Learn
- How lesion diameter is considered in CPT excision coding
- How non-circular lesion dimensions are measured at a broad level
- Why lesion size affects excision code selection
- General considerations for lesion excision coding by body area
Who Should Read This
- Medical coders
- Coding auditors
- Physician billing staff
- Clinical documentation specialists
Codes Discussed
Code Ranges Discussed
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