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CPT Modifiers
CPT Coding Modifiers
| Term | Definition |
|---|---|
| -21 | Prolonged Evaluation & Management |
| -22 | Unusual Procedural Services |
| -23 | Unusual Anesthesia |
| -24 | Unrelated E/M service by the same physician during a postoperative period |
| -25 | Significant, separately identifiable E/M service by the same physician on the day of a procedure |
| -26 | Professional component |
| -32 | Mandated services |
| -47 | Anesthesia by surgeon |
| -50 | Bilateral procedure |
| -51 | Multiple procedures |
| -52 | Reduced services |
| -53 | Discontinued Services |
| -54 | Surgical care only |
| -55 | Post operative management only |
| -56 | Pre-operative management only |
| -57 | Decision for surgery |
| -58 | Staged or related procedure or service by the same physician during the postoperative period |
| -59 | Distinct procedural service |
| -62 | Two surgeons |
| -63 | Procedure performed on an infant weighing less than 4kg |
| -66 | Surgical team |
| -76 | Repeat procedure by same physician |
| -77 | Repeat procedure by another physician |
| -78 | Return to the operating room for a related procedure |
| -79 | Unrelated procedure or service in a postoperative period |
| -80 | Surgical assistant |
| -81 | Minimum Assistant Surgeon |
| -82 | Assistant Surgeon |
| -90 | Reference (Outside)Laboratory |
| -91 | Repeat Clinical Diagnostic Laboratory Test |