COSMETIC & FAMILY DENTISTRY As the premier dental office serving Union, KY and Florence, KY and its surrounding areas, Derringer Dental Care & Rejuvenation is committed to building a long lasting relationship with you, your family, and the rest of our community. Since 1997, Dr. Sandra Derringer has provided the highest quality of dental care, ensuring you attain the oral health you deserve. Our suite of comprehensive dentistry includes general and preventive care, pediatric dentistry, dental implants, laser treatments, Invisalign® and Invisalign TeenTM clear aligners, Zoom!® whitening, and CEREC® single-visit crowns.