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Anesthesia Coding Alert

Anesthesia Coding:

Focus On Anatomy for Greater Auricular Nerve Block Clarification

Published on Thu Oct 23, 2025

Question: I'm looking for a code for a greater auricular nerve block. My research is suggesting two codes: 64400 or 64450. Can you provide any additional clarification?  AAPC Forum Participant Answer: As you’ve noted, there is conflicting information when you search this code. However, the anatomical location of the greater auricular nerve and a description of each of the codes [...]
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