Dr. Su T Kang, DMD

Primary Dentist

Dr. Su Kang was born in South Korea and raised in Greensburg, Indiana. He attended Indiana University and completed his postdoctoral dental program in Indianapolis, Indiana. He also served in active duty military and finished his military career as Colonel in the Dental Corp.

Dr. Kang is married to Jina Kim. Together they raised 3 beautiful children, Sujin, Sungmin and Sungjae.

Dr. Kang has been in dentistry since 1989 and continues to serve the community and other medical missions throughout South America.

Dr. Lauren Berry, DMD

Primary Dentist

Dr. Lauren Berry is a Louisville native. She graduated from Sacred Heart Academy in 2005 and Western Kentucky University with a Bachelor’s of Science in Biology in 2009 then continued her education by attending the University of Louisville School of Dentistry where she earned her DMD degree. She then went on to do a one year General Practice Residency at the University of Louisville Hospital. In 2014, Dr. Berry was excited to join The Smile team where she has been joyfully treating patients ever since.

Dr. Berry married her high school sweetheart, Zach Berry, in 2013. In April 2018 they welcomed their first child - a healthy, happy little girl named Adelyn Rae. In her free time, Dr. Berry enjoys spending time with her family and friends, traveling, and home renovations.

Dr. Nancy Shackleton, DMD


Dr. Shackleton’s love of the world of orthodontics began as a patient. While undergoing treatment at the age of 16, she decided that she wanted to become an orthodontist.

After graduation from Mercy Academy in 1983, she attended Bellarmine University and the University of Louisville for her undergraduate education. She attended the University of Louisville School of Dentistry where she earned her Doctor of Dental Medicine degree and participated in oral cancer research. After graduating from Dental School in 1991. Dr. Shackleton opened a general dentistry practice providing dental care to adults and children for 4 years.

With her passion still in orthodontics, she entered the Graduate program in Orthodontics at the University of Louisville in July of 1995. Upon graduation in June of 1997 she received her Certificate in the Specialty of Orthodontics and Master of Science degree in oral biology. She has been published in the Journal of Clinical Orthodontics.

Dr. Shackleton devotes her professional time between her Louisville and Frankfort offices. She resides in the Highlands and loves spending time with her two Daughters Tori (22) and Elyse (19), and her Yorkies Bella and Reilly. She enjoys the outdoors, exercising, camping , gardening, reading and is an avid DIY’er!!

Dr. Robert E. Spiller, JR. DMD, MS


Dr. Spiller was born in Ft. Riley, Kansas and spent his early years living in different states and countries with his military family. He eventually graduated from Frankfurt American High School in Frankfurt, Germany. Dr. Spiller attended Centre College of Kentucky and the University of Louisville School of Dentistry where he graduated with a DMD in 1980. Upon graduation he joined the US Army and was active duty for 12 years. During that time, he returned to the University of Louisville School of Dentistry and completed a 2 year orthodontic residency and graduated with a MS in oral biology.

Dr. Spiller left active duty in 1992 and entered private practice in southern Indiana. He recently retired after 25 years. He maintained his military career by joining the US Army Reserves and retired after 31 years of service.

Dr. Spiller is board certified and teaches orthodontics at the University of Louisville School of Dentistry. He is a member of the ADA, AAO, KAO and Southern Indiana Dental Association. He and his wife Pam have 2 children, Rebecca and Robert. His hobbies include running, cycling, golf and eating out at local restaurants.