| 22 | Modifier –22 (Increased Procedural Services) is used when a reported procedure is substantially more extensive than normally required. The CPT Manual and CMS state it may be appended only when the… | - When to use: Append modifier -22 to a procedural CPT code when the service performed is substantially more extensive than the usual service described by that code — i.e., the procedure required… |
| 52 | Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier… | - Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of… |
| 53 | Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s… | - Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues… |
| 92 | Modifier 92 (Alternative Laboratory Platform Testing) is used when laboratory tests are performed with single‑use, disposable, portable kits or transportable instruments. The AMA defines it for tests… | - Use modifier 92 when a laboratory test is performed using a single‑use, disposable analytical device or kit (an alternative laboratory platform) that is portable and may be taken to or near the… |
| 93 | Modifier 93 denotes that a billed service was delivered synchronously via audio-only telecommunications (real-time telephone or other audio-only system). The AMA added modifier 93 in CPT Appendix A… | - When to use: Apply modifier -93 when a synchronous, real-time, two-way patient–provider encounter is conducted entirely via audio-only (telephone or other real-time interactive audio-only… |