Modifier 58 Versus 78 – Which Should You Use?

Modifier 58 vs Modifier 78: Key Takeaway:

Modifier 58: Same underlying condition, planned or unplanned additional procedure.
Modifier 78: New problem caused by the initial surgery (complication) requiring a return to the OR.
Medical Coders often struggle to differentiate between modifier 58 (staged/related procedure) and modifier 78 (unplanned return to OR). Let’s break down the key differences and usage scenarios for each.