Below is a list summarizing the CPT codes for stereotactic radiosurgery (spinal) procedures on the spine and spinal cord.
CPT Code 63620
CPT 63620 describes stereotactic radiosurgery using a particle beam, gamma ray, or linear accelerator for one spinal lesion.
CPT Code 63621
CPT 63621 describes an add-on procedure for stereotactic radiosurgery (particle beam, gamma ray, or linear accelerator) for each additional spinal lesion.