Dr. Sam Pappas, MD, is a highly experienced urologist based in Knoxville, TN, with over 57 years of dedicated service in the medical field. He earned his medical degree from the University of Tennessee Health Science Center College of Medicine in 1966. Dr. Pappas specializes in treating a range of urological conditions including benign prostatic hyperplasia (BPH), elevated PSA levels, urinary tract cancers, and more....