Upstate Prosthodontics' Dr. Don Ridgell is a clinical professor for the Medical University of South Carolina and runs a solo practice as a dentist in Greenville. Dr. Ridgell opened the practice in 1988. Upstate Prosthodontics is located at 321 Mills Avenue, Greenville, SC.
Certified Dental Assistant
Shannon Kannarney has been assisting Dr. Ridgell since 1997. She came to the practice with a certification in Dental Assistance from Tri-County Technical College. Shannon is a member of the National Dental Assistant Association. Shannon is married to Wayne Kannarney and they have 2 children and two grandchildren and one on the way.
Holly Ridgell is our Business Manager and Dr. Ridgell’s wife. She holds an Administrative Assistant degree from Hardbarger Business College and a BA in Creative Arts/Media/Public Relations from the University of North Carolina at Wilmington. She is a native of Durham, NC.
Terry Ballenger has worked with Dr. Ridgell since 1990. She received her degree in Hygiene Science from Greenville Technical College. Terry brings 30 years of hygiene experience. She is the mother of one daughter.
Erin Davis is the Office Manager and handles our patients’ records, appointments, and dental insurance questions. Erin was born in Greenville and grew up in Piedmont. She graduated from Wren High school. She Erin is married to Justin Davis and they have a daughter, Lilly. She has been with Upstate Prosthodontics since 2012.