22 | Increased Procedural Services |
24 | Unrelated Evaluation and Management Service by the Same Physician During a Postoperative Period |
25 | Significant, Separately Identifiable Evaluation and Management Service by the Same Physician on the Same Day of the Procedure or Other Service |
26 | Professional Component |
32 | Mandated Services |
50 | Bilateral Procedure |
51 | Multiple Procedures |
52 | Reduced Services |
53 | Discontinued Procedure |
54 | Surgical Care Only |
55 | Postoperative Management Only |
56 | Preoperative 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 Infants less than 4kg |
66 | Surgical Team |
76 | Repeat Procedure or Service by Same Physician or Other Qualified Health Care Professional |
77 | Repeat Procedure by Another Physician or Other Qualified Health Care Professional |
78 | Unplanned Return to the Operating/Procedure Room by the Same Physician Following Initial Procedure for a Related Procedure During the Postoperative Period |
79 | Unrelated Procedure or Service by the Same Physician During the Postoperative Period |
80 | Assistant Surgeon |
81 | Minimum Assistant Surgeon |
82 | Assistant Surgeon (when qualified resident surgeon not available) |
90 | Reference (Outside) Laboratory |
91 | Repeat Clinical Diagnostic Laboratory Test |
92 | Alternative Laboratory Platform Testing |
95 | Synchronous Telemedicine Service Rendered via a Real-Time Interactive Audio and Video Telecommunications System |
99 | Multiple Modifiers |
AA | Anesthesia Services Performed Personally by Anesthesiologist |
AD | Medical Supervision by a Physician: More than Four Concurrent Anesthesia Procedures |
AS | Physician Assistant, Nurse Practitioner, or Clinical Nurse Specialist Services for Assistant at Surgery |
GC | This Service Has Been Performed in Part by a Resident Under the Direction of a Teaching Physician |
GE | This Service Has Been Performed by a Resident Without the Presence of a Teaching Physician Under the Primary Care Exception |
GQ | Via Asynchronous Telecommunications System |
GT | Via Interactive Audio and Video Telecommunications System |
GY | Item or Service Statutorily Excluded or Does Not Meet the Definition of Any Medicare Benefit |
GZ | Item or Service Expected to Be Denied as Not Reasonable and Necessary |
LT | Left Side (used to identify procedures performed on the left side of the body) |
RT | Right Side (used to identify procedures performed on the right side of the body) |
P1 | A normal healthy patient |
P2 | A patient with mild systemic disease |
P3 | A patient with severe systemic disease |
P4 | A patient with severe systemic disease that is a constant threat to life |
P5 | A moribund patient who is not expected to survive without the operation |
P6 | A declared brain-dead patient whose organs are being removed for donor purposes |