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Board Certified Pediatric Dentists

  • Diana Capobianco, D.D.S.
  • Todd Lyman, D.D.S.


  • Bel Air: 410-569-6700
  • White Marsh: 410-697-9000
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Diana Capobianco, D.D.S.

Growing Smiles founder, Dr. Diana Capobianco, is a pediatric dentist with over 20 years of experience in dentistry for children. She earned both her dental degree and specialty certificate from the University of Maryland, School of Dentistry, where she currently serves as a part-time clinical professor teaching pre-doctoral students and pediatric residents. She is a member in good standing with the American Academy of Pediatric Dentistry, the American Academy of Pediatrics, and the American Dental Association, among others, including the Harford-Cecil Dental Society, and the Maryland Academy of Pediatric Dentistry, where she has served as President and continues to serve on the Executive Board.  She is a Diplomate of the American Board of Pediatric Dentistry, a Fellow of the American Board of Pediatric Dentistry, and a member on the Council for Pediatric Dental Education.  Dr. Diana has received countless awards and recognition from colleagues, charities, professional organizations and her peers, including year after year, the prestigious “Best Pediatric Dentist” award.

Dr. Diana has been inducted into the prestigious International College of Dentists, the world’s oldest honor society for dentists. She has also been honored as a Fellow in The Pierre Fauchard Academy in recognition of her many accomplishments. Dr. Diana volunteers many hours with Catholic Charities, Early Head Start programs and other charitable organizations as well as the Harford and Cecil County Health Departments.


Todd Lyman, D.D.S.

Dr. Lyman joined the practice in 2011.  He is often referred to as “the singing dentist”, as he calms children with his silly songs.  Committed to helping others, Dr. Lyman participates in many community-based programs directed toward improving the oral health of those less fortunate. Some of these include the Esperanza Clinic and Headstart.  Dr. Lyman is also a merit badge counselor to the Boy Scouts of America, a volunteer with Welcome One Homeless Shelter, and very active in his church.  He is a cum laude graduate of Marquette University School of Dentistry and received his Master’s degree and his Certification in Pediatric Dentistry from Baylor College of Dentistry in Dallas, Texas.  Dr. Lyman has a passion for preventative dentistry.  His research has been published in the leading research journal for the American Academy of Pediatric Dentistry.  Dr. Lyman is a Diplomate of the American Academy of Pediatric Dentistry and Editor of the Maryland Academy of Pediatric Dentistry.  Dr. Lyman enjoys spending time with his family, hiking, running, coaching soccer, playing tennis, and playing basketball (and he’s probably the only one on the court with a bright green mouthguard!)

Dr. Kim3Ester Kim, D.D.S.

Dr. Ester Kim joined the practice in September 2015. Dr. Kim received her undergraduate degree from the University of Pennsylvania and earned her Doctoral degree at the University of Maryland in Baltimore. Dr. Kim completed her general practice residency at Tufts University School of Dental Medicine in Boston. She went on to complete her pediatric dentistry training at Tufts University and Tufts Medical Center. During her residency, Dr. Kim completed a research project promoting oral health education for pregnant women at Tufts Medical Center. Dr. Kim also provided dental services through the Community Dental Health Program, which serves patients with developmental disabilities through sites including schools specifically for children with disabilities. Dr. Kim is board certified as a Diplomate of the American Board of Pediatric Dentistry and is a member of the American Academy of Pediatric Dentistry and the Maryland Academy of Pediatric Dentistry.

amy_editDavid Pfeuffer, D.D.S.

Dr. David Pfeuffer joined the practice in 2016.  He is board-eligible and has been practicing dentistry in Maryland since 2003.  He is a graduate of The University of Notre Dame and earned his Doctoral degree at the Ohio State University.  Dr. David completed his residency in Pediatric Dentistry at the University of Maryland, College of Dental Surgery.  He is a member of the American Academy of Pediatric Dentistry, American Dental Association, and the Maryland State Dental Association.  Dr. David is on staff at Sinai Hospital.  In addition, Dr. David enjoys spending time with his family and friends.  He is an active member of the Army Reserves Dental Corps, and he has been deployed to Kosovo in 2012 and Kuwait in 2014 to provide dental services to Army soldiers.  His interests include sports, travel, and movies.