Oral Health / Vanderbilt Orthodontics / Orthodontics Team

Orthodontics Team

At Vanderbilt, your diagnosis and treatment plan will be reviewed by several orthodontic faculty members. When you start treatment, you'll be under the care of a licensed dentist specialized in orthodontics. Dr. Marion Messersmith is our full-time orthodontic faculty member. He is assisted by a talented group of part-time faculty who are all dedicated to our patients and enjoy practicing orthodontics.

Marion Messersmith, DDS, MSD headshotMarion Messersmith, DDS, MSD
Chief, Division of Orthodontics, Department of Oral and Maxillofacial Surgery
Associate Professor of Oral and Maxillofacial Surgery
Director, Orthodontics Residency Program

Dr. Messersmith received his B.S. and D.D.S. degrees from the Univ. of Nebraska. His orthodontic training was at Saint Louis University. Before coming to Vanderbilt, he started the Tri-Service Orthodontic Residency at Wilford Hall Medical Center in San Antonio, Texas. He was Chairman and Program Director of Orthodontics at the University of Texas, Houston Health Sciences Center and most recently was in private  practice in Los Alamos, N.M. Dr. Messersmith is a Diplomate of the American Board of Orthodontics.

Part-Time Orthodontists

DavisBuddy Davis, DMD
Dr. Buddy maintains private practices located in Greer and Simpsonville, SC. A graduate of Furman University, Dr. Buddy received his DMD from the University of Louisville and completed his Orthodontic Residency at Vanderbilt University Medical Center. Outside of the office, he enjoys playing golf, tennis, running, and spending time with his wife and two young children.

Jack C. Fisher, DMD headshotJack C. Fisher, DMD
Dr. Fisher is a graduate of the University of Louisville School of Dentistry. He completed his orthodontic residency at the Medical College of Georgia, and has been practicing orthodontics since 1983. He has had faculty appointments at NYU, Louisville and, now, Vanderbilt. He is interested in the use of skeletal anchorage devices, having developed systems for its use.


Clayton M. Fulks, DMD headshotClayton M. Fulks, DMD
Dr. Fulks has practices in Hendersonville, Gallatin and White House, Tenn. He completed his orthodontic training at Vanderbilt University after receiving his DMD from Nova Southeastern University. When not spending time with his wife and young children, Dr. Fulks enjoys hunting, fishing, country music, and college football.


Joe E. Gibson, DDS, MS headshotJoe E. Gibson, DDS, MS
Dr. Gibson has practiced in Morristown, Tenn. since 1987. He received his dental degree as well as his Master Degree in Orthodontic s from the University of Tennessee. He is a Diplomate of the American Board of Orthodontics and has been in private practice for 25 years. An avid pilot as well as community leader, Dr. Gibson is on the Hamblen County Board of Education and is a deacon of First Baptist Church in Morristown. Dr. Gibson is married and has three children.

Joel Gluck, DDS headshotJoel Gluck, DDS
Dr. Joel Gluck has practiced orthodontics since 1983. He earned his dental degree at the University of Tennessee. HIs orthodontic residency was at Michigan, where he also received a Master of Science degree. In 1993, he became board certified and is a Diplomate of the American Board of Orthodontics. Dr. Gluck is an Assistant Clinical Professor at Vanderbilt University Medical School and is on staff at Vanderbilt Hospital.

Jon Lucas, DDS headshotJon Lucas, DDS
Dr. Jon Lucas practices in Franklin, Tennessee. His DDS is from the University of Tennessee and his orthodontic training is from Vanderbilt. Dr. Lucas enjoys treating adults and children. He is an avid runner and has completed the New York marathon.

McMinnRobert W. McMinn, DDS
In 1971, Dr. McMinn received his DDS degree from Loyola of the South School of Dentistry. He practiced general dentistry for two years in the US Army Dental Corps and completed his Orthodontic Residency at the LSU School of Dentistry in 1975. He became a Diplomate of the American Board of Orthodontics in 1981, practiced for 36 years, and was part-time faculty in the Orthodontic Department at LSU for 25 years. He is also a past president of the Louisiana Association of Orthodontics and a former Director from Louisiana to the Southern Association of Orthodontics. After retiring in 2011, Dr. and Mrs. McMinn moved to the Nashville area to be close to their three grandchildren.

Allen H. Moffitt, D.M.D., M.S.D. headshot

Allen H. Moffitt, D.M.D., M.S.D.
Dr. Moffitt received his D.M.D. in 1970 from the University of Kentucky College of Dentistry and his certificate in orthodontics and M.S.D. in 1974 from the University of Washington Dental School.  He has practiced orthodontics for over 38 years in Murray, Ky.  He is a former Director of the American Board of Orthodontics, a member of the Midwest Angle Society and serves as Associate Editor of Continuing Education for the American Journal of Orthodontics and Dentofacial Orthopedics.

PoppThomas W. Popp, DDS, MSD
Dr. Tom Popp has practiced Orthodontics in Chattanooga, TN since 1990. He graduated with highest honors from Emory University School of Dentistry and practiced general dentistry for 5 years before his Orthodontic training at The University of Washington in Seattle. He enjoys outdoor activities, especially whitewater kayaking, with his wife and four children.


John Pryse, DDS headshot John Pryse, DDS
Dr. Pryse has been in private practice for 35 years. He earned his D.D.S. in 1974 from the University of Tennessee Dental School and earned a certificate in orthodontics in 1977 from the University of Louisville. He is a diplomate of the American Board of Orthodontics, has served as the director from Tennessee to the Southern Association of Orthodontics, and holds many other certifications and honors.


Sunya SweeneySunya Sweeney, DMD
Dr. Sweeney grew up in Peachtree City, Georgia, and attended Rhodes College in Memphis, Tennessee.  After college, she moved to Augusta, Georgia where, in addition to getting her DMD at the Georgia Health Sciences University, she also adopted a beagle puppy. From there she went on to complete a general practice residency at New York Methodist Hospital in Brooklyn, New York. In her spare time she likes to play tennis, paint and draw, and run with her dog.


Josh AdcoxJoshua Adcox
Josh is from Taylor, Arizona. He spent two years in Asuncion, Paraguay on a mission representing the Church of Jesus Chris of Latter-Day Saints. He then earned a degree in Biology from Brigham-Young University and then his Doctor of Dental Surgery from the Ostrow School of Dentistry at the University of Southern California. Josh then joined USC as a part-time faculty member and also practiced general dentistry in Los Angeles, CA.  Josh loves spending time with his wife, Jamie, and their three children, Zoie, Zack, and Luke. He also enjoys doing anything outdoors, especially surfing, snoboarding, soccer, and baseball. His number on priority is to help each patient feel comfortable and to create and maintain beautiful, healthy smiles.

Kristin EvasKristin Evans
Kristin is from Palos Verdes, CA. She attended the University of California at San Diego and majored in Biology and Cognitive Science. She then earned her Doctor of Dental Surgery degree from the University of California at San Francisco. She enjoys traveling, skiing, cooking, and spending time with family and friends. Her motto is "don't complain, show no pain, and keep up." Kristin is very excited to complete her training at Vanderbilt and loves living in Nashville. She looks forward to a career in Orthodontics and plans to return to Southern California to practice.


Cory WoodCory Wood
Cory was born and raised in Helena, Montana. He attended Montana State University in Bozeman where he majored in Cell Biology and Neuroscience. Following his undergraduate studies, he earned his DDS from the University of the Pacific School of Dentistry in San Francisco, CA. He enjoys spending time with family and friends, traveling, golfing, and skiing. He is very excited to be at Vanderbilt and living in Nashville. Following residency, Cory hopes to return to Montana to practice in his hometown.


Megan Crabtree headshotMeg Crabtree
Meg is an Atlanta native. She completed her undergraduate degree at the University of Georgia and earned her dental degree from Medical College of Georgia. Meg practiced general dentistry in Franklin, Tenn. prior to starting the residency program. She enjoys getting to know her patients and strives to give them the best care possible. Meg loves living in Nashville and likes spending her free time with her husband, family and friends.

Andrew Glassick headshotAndrew Glassick
Andy grew up in Roanoke, Virginia and attended Wake Forest University in Winston-Salem, N.C. He earned his D.D.S. from the University of North Carolina School of Dentistry. He completed a General Practice Residency at the University of Colorado and joined the faculty as an assistant professor. Andy then practiced general dentistry in a family practice in Denver, Colo. He and his wife, Pattie, love spending time outdoors, especially hiking, camping, and skiing. Andy looks forward to working with his patients to improve their smiles.

Sonia Rahangdale headshotSonia Rahangdale
Sonia is from Rochester Hills, Mich. She attended Michigan State University where she majored in Physiology. After college, she moved to Philadelphia where she earned her DMD from University of Pennsylvania. From there, she moved to New York City where she did a General Practice Residency at Montefiore Medical Center. In her leisure time she enjoys practicing yoga, travelling and exploring Nashville. Throughout her career Sonia has aspired to train in Orthodontics and is enjoying residency at Vanderbilt.


Peggy Wilson headshotPeggy Wilson
Peggy is the Divsion Education Specialist. She has worked in Orthodontics since 1998. Before coming to Vanderbilt in 1991, Peggy and her husband Dave kept busy raising a daughter and twin sons. Peggy was born and raised in California. She attended the University of Arizona before moving to Nashville in 1977.   peggy.wilson@vanderbilt.edu

Trudi Marsh headshotTrudi Marsh
Trudi has worked in the orthodontic field since 1994. She has been with the Division of Orthodontics at Vanderbilt since 2004. She is originally from Southern California and has lived in Tennessee since 1986. Trudi enjoys being with her three children, interior design, and the beach. trudi.marsh@vanderbilt.edu