Tiffini caughman, cda

Tiffini is originally from Cayce, SC and is a 1985 graduate of Brookland-Cayce High School.  She received her Associate Degree in Dental Assisting from Midlands Technical College in 1987.  Tiffini is proud to have been a team member at PDA since the practice began in 1996 as Dr. Shull’s primary chair-side assistant.  She has one beautiful daughter, Emily. Tiffini enjoys spending time with her family and friends and outdoor activities, especially being around the water during the "warm" summers in Lexington. 


stephanie cunningham, cda

Native to Lexington, Stephanie is a 2001 graduate of Lexington High School as well as a 2004 graduate of the Expanded Duty Dental Assisting program at Midlands Technical College. She was an assistant to Dr. Campbell for eight years before leaving PDA in 2011 to pursue a career in nursing. After realizing that she missed dentistry, as well as the patients and team members she had come to know as family, she returned to PDA in May of 2014, and is once again Dr. Campbell's primary assistant. Stephanie lives in Lexington with her high school sweetheart, David, their three sons, Harper, Lincoln, and Maxwell, and their two dogs, Bob "Dylan" and Annabelle. In her free time, she stays busy keeping up with her sons, shopping, crafting, and spending time with friends and family.


caitlyn hooker

Caitlyn is a native of Batesburg-Leesville, SC and joined PDA in March of 2017 after being an assistant for many years at another dental practice in Columbia.  Caitlyn daily sits chair-side with Dr. Thomas as her primary assistant. When not working at PDA, Caitlyn coaches volleyball at Lexington Middle School where they have been undefeated for seven seasons. She also coaches a travel volleyball team and won Coach of the Year in 2012. She enjoys spending time at the lake and beach with her husband and her two children, Tyler and Bradyn. Her hobbies include traveling, reading, singing, going to Clemson football games, and being an active member of Lexington Baptist Church.


Missy Roberts

Missy is a native of Chapin, SC and graduated from Chapin High School in 1986. She began working as a chair side assistant in 1989 and worked for 8 years. The next chapter in her life was as a stay home mom with a little dental assisting thrown in for fun. Missy returned to dentistry full time in 2016. She joined PDA in May 2017 as Dr. Cain’s primary chair-side assistant. Missy and her husband, Doug, married in 2006 and together have 5 children. They enjoy traveling, and spending time with their children, family and friends.