Hallie Bulkin explains when modifier 59 actually works in medical billing. It signals a distinct service only when a coding edit allows it, not automatically. Some payers want more specific modifiers, and certain code pairs can't be overridden no matter what modifier you use.
Let's also clear up modifier 59 because it tends to come up anytime we discuss multiple services. It used to identify a distinct service when an applicable coding edit allows that distinction to override the restriction. It isn't something you automatically add every time you submit 2 codes. Some payers use a more specific modifier depending on the payer. So fun. And some code combinations can't be overridden at all. It just depends. So for the new codes, don't assume the modifier instructions will be identical to what you're using today. Okay, when the 2027 edits become available, have your biller check the exact pair, whether a modifier is needed or even allowed, and which line it belongs on, because a modifier doesn't turn overlapping work into like separate care or anything, okay?
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