Modifier 25 vs. Modifier 57

Article Overview

This article explains the distinction between two commonly confused evaluation and management modifiers in the context of surgical procedures. It is intended for coders, billers, auditors, and other revenue cycle professionals who need a high-level understanding of how same-day or preoperative E/M services are discussed in relation to minor versus major procedures. The article focuses on the general conditions described for each modifier and the relationship between the E/M service, the procedure, the physician, and the diagnosis context.