Don’t bank on accepted 88321-88323 unit of service. Your pathologist consults with an outside lab on slides taken from a 2006 lumpectomy and a 2009 lymph node fine needle aspiration (FNA). That’s 88321 x 2 — right? Maybe. Your payer determines the answer to that question. The problem: “Although the American Medical Association (AMA) says the unit of service for [...] Related articles:

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