When two related procedures are performed via separate incisions at two connecting interspaces, which modifier is appropriate to append to the code for the second procedure?

Question

Quizplus · Accepted Answer

Modifier 59 is used to indicate that two procedures that are usually bundled together are distinct because they were performed at different anatomical sites or during separate encounters. In this case, since the procedures were performed via separate incisions at two connecting interspaces, modifier 59 is appropriate to signify that these are distinct, separate procedures.

When Two Related Procedures Are Performed Via Separate Incisions at Two