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Fat pad biopsy

Date: Jan 24, 2018

Question:

Our physicians are doing fat pad biopsies of the abdominal wall to rule out amyloidosis. Sometimes they use a core needle, and other times they make a small incision for this. There is a lot of debate regarding the correct CPT for this. Some think it should be 22900 for the incisional biopsy and 20206 for the core. Others have said it should be 22999. Can you help with this? I have looked all over the internet for help and can't find any consistent guidance.

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