| Maintenance Program (MP) |
| A program established by a therapist consisting of activities and/or mechanisms that assist a beneficiary in maximizing or maintaining progress made during therapy or to prevent or slow further deterioration due to disease or illness. |
| Skilled nursing service |
| Service requiring skills of an RN or LPN under RN supervision that are reasonable and necessary to treat the patient's illness or injury and are intermittent. |
| Qualified therapist |
| A physical therapist, speech-language pathologist, or occupational therapist (not an assistant) whose specialized skills, knowledge, and judgment are required. |
| Skilled therapy service |
| Service whose inherent complexity requires performance by or under general supervision of a qualified therapist and is reasonable and necessary for treatment or restoration/maintenance of function. |
| Stable psychiatric patient |
| A person on treatment whose symptoms are absent or minimal or relatively stable and do not create significant disruption in normal living; such patients typically do not need psychiatric nursing services for monitoring. |
| General supervision |
| Requires initial direction and periodic inspection of the actual activity; supervisor need not be physically present when assistant performs services. |
| Active Participation |
| Clinician personally furnishes in entirety at least 1 billable service on at least 1 day of treatment. |
| Assessment |
| Included in services (not separately payable); provided by clinicians to gather data and make clinical judgments; distinct from CPT-coded 'assessment'. |
| Evaluation |
| Separately payable comprehensive service requiring professional skills and objective measures to develop plan of care. |
| Re-evaluation |
| Separately payable when significant change in patient's status is documented that was not anticipated in plan. |
| Episode of Outpatient Therapy |
| Period from first day patient is under care for current condition by one discipline until last date of service for that discipline. |
| Qualified Professional |
| PT, OT, SLP, physician, NP, CNS, or PA licensed or certified to furnish therapy services; may include PTA/OTA under supervision per state law. |
| Progress report period |
| The interval beginning on the first day of the episode of treatment; end is clinician-chosen date or the 10th treatment day, whichever is shorter. |
| Timed code treatment minutes |
| Minutes attributable to services represented by timed billing codes; must be recorded and consistent with units billed. |
| TPP |
| Therapist in Private Practice (qualified PT, OT, or SLP enrolled as private practitioner). |
| Direct supervision |
| Supervisor present in the office suite and immediately available to furnish assistance and direction throughout performance of the procedure; not necessarily in same room. |
| Incident to |
| Therapy services billed as incident to a physician/NPP's service must relate directly to that service and meet incident-to requirements. |