Prolonged Clinical Staff Services With Physician or Other Qualified Health Care Professional SupervisionProlonged Clinical Staff Services With Physician or Other Qualified Health Care Professional Supervision cover extended services by clinical staff under professional supervision. CPT range 99415–99416 includes codes for prolonged clinical staff time supervised by a physician or qualified health care professional.Codes 99415–99416Total Codes: 2Updated 5/4/2026Standalone
Prolonged Service With or Without Direct Patient Contact on the Date of an Evaluation and Management ServiceProlonged Service With or Without Direct Patient Contact on the Date of an Evaluation and Management Service captures additional physician time beyond usual E/M visit duration. CPT range 99417–99418 contains add-on codes for prolonged services on the same day as an E/M service.Codes 99417–99418Total Codes: 1Updated 5/4/2026Standalone
Prolonged Service on Date Other Than the Face-to-Face Evaluation and Management Service Without Direct Patient ContactProlonged Service on Date Other Than the Face-to-Face Evaluation and Management Service Without Direct Patient Contact describes extended time spent on patient care on non-face-to-face days. CPT range 99358–99359 includes codes for prolonged services performed on separate dates without direct patient contact.Codes 99358–99359Total Codes: 2Updated 5/4/2026Standalone
Standby ServicesStandby Services describe physician availability to provide services if an unexpected need arises, without active patient contact. CPT range 99360–99360 is a single code for standby services.Codes 99360–99360Total Codes: 1Updated 5/4/2026Standalone