Meet our Staff
Your family deserves to receive dental care from a highly trained, caring staff. Callahan Dental provides an experienced, professional staff support team, well-qualified, to provide you with personalized dental care.
We participate in continuing education programs on the latest developments to serve you better. We feel that this training is vital in a health services field that is undergoing change with new discoveries and techniques.
Teri, Business Coordinator
Teri joined us in 2000 and has enjoyed a 20 year dental career. Teri’s background in dental assisting is key in understanding clinical procedures and insurance coding to maximize patient benefits. She can be heard on the phone answering dental questions and helping patients schedule appropriate care daily. Teri enjoys travel, family and friends.
Diane, Business Coordinator
Diane joined our practice in 2013 and comes with a 13 year background in both dental practice administration and dental assisting. Diane understands the many clinical aspects of dentistry, making her well versed in providing treatment planning and insurance support. These skills enhance our ability to provide necessary and cosmetic care in a professional and timely manner.
Tresa, Registered Dental Hygienist
Since 1997, Tresa has played an instrumental role in our preventive care program. A 1994 graduate of Baltimore City Community College dental hygiene school, Tresa’s gentle touch and skill has kept countless patients healthy and free from unnecessary problems. Patients ask for her by name. Tresa enjoys her family and golden retriever in her free time.
Betsy, Registered Dental Hygienist
Betsy has been a dental hygienist for 34 years after graduating from Allegheny College. She has been part of our team since 2005. Betsy shows a real concern for patient dental health and has a real tact of promoting oral hygiene habits that patients love. She too has a following of patients that ask for her by name. Betsy enjoys the beach and designing stained glass.
Penny, Dental Assistant
Penny has touched the lives of thousands of patients in her 36 year career as a dental assistant. Penny has been at Callahan Dental for 20 years and oversees the clinical functions of the office. Her needlepoint can be seen hanging from the walls of our office and is priceless.
Sonia, Dental Assistant
Sonia joined our practice in 2007 and has enjoyed a career in the dental profession since 1997. Fluent in Spanish, Sonia has allowed us to expand our services to meet the needs of the Hispanic community in the area. Sonia exudes warmth and a sincere charm. Her hobbies include jogging.
Virginia’s Best Dentists - August 2014
Chosen by a peer group of Virginia’s ADA Dentists
Top Dentists - April 2013
1 of only 105 General Dentists
in the entire Metro DC area
“Selected by 2,000 randomly chosen dentists when asked who they would send a family member to”
Paul W Callahan, DDS
Virginia’s Best Dentists – August 2013
Chosen by Virginia’s ADA Dentists
Karen M. Callahan, D.D.S.
Top Dentists - April 2011
Top Dentists - August 2009
By a random poll of 2000 dentists
Best Dentists - October 2006
Over 1,500 area dentists were asked: “Who would you trust with your own family’s teeth? ”
Paul W. Callahan, D.D.S
Best of Loudoun Poll
Paul W. Callahan, D.D.S.
Top Dentist 2005
Karen M. Callahan, D.D.S.