Search Again Search Results - Last Name Begins With: U 2 Physician(s) displayed. Ryan A. Unger MD 1415 Old Weisgarber Rd Knoxville, TN 379092445 View Profile (865) 588-1605 Family Medicine Robert P. Unkefer MD 125 Mountain View Ln Vonore, TN 378852666 View Profile (423) 884-2971 Dermatology (Board Certified) 2 Physician(s) displayed.