Dr. Quenzer graduated from Brigham Young University. He received his medical degree from Baylor College of Medicine, then completed his anesthesia residency at Wake Forest. Dr. Quenzer is a Board Certified Anesthesiologist and President of North Dallas Anesthesia. He preforms deep sedation for all types of dental procedures. In addition, he has extensive expertise in training dental offices for medical emergencies.

Dr. Aubel grew up right here in the area and graduated salutatorian from South Garland High School. He attended Texas A&M University for his undergraduate and attended Texas Tech for medical school. After his residency at UT Southwestern as an Obstetric anesthesiologist, Dr. Aubel decided to commute less and joined the NDA team.

Dr. Thornton graduated summa cum laude from Texas Christian University. She received her medical degree from UT Southwestern Medical School where she also completed her residency in Anesthesiology and Pain Management. She has been board certified by the American Board of Anesthesiology since 1997. Dr. Thornton completed a fellowship in personalized genomic medicine and is passionate about nutrition and exercise. She is active in CrossFit Health and the Dallas County Reserve Medical Corps. She has 6 children with her husband of 30 years, James, a board certified Plastic and Reconstructive Surgeon at UT Southwestern.

Dr. Luby graduated from the University of Nebraska and then attended Kansas School of Medicine. She then served as a General Medical Officer in the US Naval Reserves. After returning to civilian life, she completed Anesthesia training at Washington University.

Dr. Luby lives in Dallas and is affectionately known as Grandma Mo to her three grandchildren.