Dr. Randall Barker is a radiologist from Bristol, Tennessee and he works at several hospitals in the area, such as Wellmont Bristol Regional Medical Center and Wellmont Holston Valley Medical Center. He got his diploma from University of Tennessee College of Medicine and did his internship and residency in Radiology at San Antonio Uniformed Services Health Education Consortium. The doctor is certified in Diagnostic Radiology and has an experience of more than 20 years.