Dwayne Roy Williams II RDMS, RVT

A radiologic technologist who specializes in vascular sonography and is trained in the use of ultrasound equipment to image veins and arteries, which health care providers use to diagnose and treat various vascular conditions.

A radiologic technologist who specializes in sonography and is appropriately educated and trained, consistent with nationally recognized standards, state statute, and facility policy in performance of ultrasounds, exam techniques, equipment protocols, radiation safety, and patient care.

Source: NUCC, CMS