We believe early dental care can promote a lifetime of healthy smiles for your child. Our pediatric dentists and staff have received extra training in pediatric dentistry and are dedicated to providing compassionate and comfortable care to all of our patients.

Pediatric Dentists tamara-harling

Tamara Harling, D.M.D.

Dr. Harling graduated from the University of Massachusetts, Amherst with a B.S. in zoology and from Tufts University School of Dental Medicine, where she received her D.M.D. She completed her pediatric dentist residency at Miami Children’s Hospital and Nova Southeastern University College of Dental Medicine. In addition, she completed a Craniofacial Surgery fellowship at Cleveland Clinic-Florida. She is a Diplomate of the American Board of Pediatric Dentistry and a Fellow of the American Academy of Pediatric Dentistry. Dr. Harling lives on the South Shore in Duxbury, MA, with her husband and four children. In her spare time Dr. Harling enjoys participating in triathlons and spending time boating.


Pediatric Dentists heather-wolbach

Heather Wolbach, D.M.D., M.S.

Dr. Heather graduated from Cornell University with a B.S. in genetics and from Harvard School of Dental Medicine with a D.M.D. She obtained a master’s degree in pediatric dentistry from the University of Michigan. While conducting her thesis research she was awarded the AAPD Foundation OMNII Fellowship Grant and the Ralph McDonald Award for outstanding research. Dr. Wolbach is a Diplomate of the American Board of Pediatric Dentistry and a Fellow of the American Academy of Pediatric Dentistry. Dr. Wolbach lives in Marshfield with her husband and two young sons, and spends her free time playing with Mega blocks, Legos, and Star Wars figurines.


Edward Schreier, D.D.S.

Dr. Ed received his B.A. in biology from St. Vincent College in Latrobe, PA and his D.D.S. from the University of Buffalo. Following a three-year tour of duty as a dental officer in the United States Navy, he completed his pediatric dentist residency at Tufts University School of Dental Medicine and the Boston Floating Hospital. He is a Diplomate of the American Board of Pediatric Dentistry and a Fellow of the American Academy of Pediatric Dentistry. He founded the practice in 1978 and has resided on the South Shore for over 30 years with his family.


Karissa Koster, D.M.D.

Dr. Karissa Koster is a Massachusetts native and graduate of Stonehill College in Easton, MA. She completed her dental degree at Tufts University School of Dental Medicine where she fell in love with pediatric dentistry. She spent her free time during dental school volunteering at Bridge Over Troubled Waters, a safe haven for homeless and troubled teens who need dental care. As Chief Resident at her pediatric dental residency at The Lutheran Medical Center in Holyoke, MA, she learned just how rewarding this profession can be. Upon completion of her residency, she earned her Board Certification from the American Board of Pediatric Dentistry.

Dr. Koster is also a member of the American Dental Association, Massachusetts Dental Society, and the American Academy of Pediatric Dentistry.

Dr. Koster always knew pediatric dentistry was her calling. She grew up coaching Little League cheerleaders, teaching baby ballet, and mentoring CCD students. Her favorite days at the office are those filled with tiny smiles that may be a little nervous to start but leave feeling brave and proud that they had a great visit!

Outside of working her dream job, Dr. Koster loves to go exploring with her husband, son, and puppy, as well as cooking and working out in fun and new ways.