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Matthew Lahair, DMD

Pediatric Dentist

Dr. Matthew Lahair is a Shrewsbury native who attended St. Peter-Marian High School where he played ice hockey. He graduated from St. Anselm College with a Bachelor of Arts degree (BA) and majored in Biology.  He went on to receive his dental degree (DMD) from the Goldman School of Dental Medicine at Boston University. Following dental school he completed a two year residency program at Indiana University working at Riley Children’s Hospital and received his certificate in Pediatric Dentistry, and earned his masters degree a Master of Science in Dentistry (MSD).  

He is a Board Certified (2008) pediatric dentist, and he is a member of the American Board of Pediatric Dentistry (ABPD), American Academy of Pediatric Dentistry (AAPD), Massachusetts Academy of Pediatric Dentistry (MAPD), American Dental Association (ADA), and Massachusetts Dental Society (MDS). Dr. Lahair has been working in private practice since July of 2007.  He opened his dental practice, in partnership with Dr. Gallagher, in Worcester, MA in September of 2009.  He and his wife, Melissa, currently live in Hopkinton, MA and have three wonderful children their eldest daughter Anna and her younger twin siblings Natalie and Austin.  

Ted Gallagher, DMD

Pediatric Dentist

Dr. Ted Gallagher was born and raised in Worcester. After South High School, he received his undergraduate degree from Princeton University. He graduated from the Harvard School of Dental Medicine and completed his internship and residency at the Children’s Hospital Medical Center in Boston.

A faculty member at the Harvard/Children’s Hospital Program, he is also an Assistant Professor of Pediatrics at the University of Massachusetts/Memorial Dental General Practice Residency. He and his wife, Jodi have 2 married children and 3 grandchildren. Dr. Ted, a 30 year member of the Greendale Y, lives close enough to the office to run home from work.

Elon Joffre, DMD


Dr. Elon Joffre was born and raised in Nassau, Bahamas. He attended Saint Anselm College, where he earned a B.A. degree in Biology and he and Dr. Matt were classmates. He completed his D.M.D degree at Tufts University School of Dental Medicine and further pursued a general practice residency in dentistry at Harvard's program at Brigham and Women's Hospital. He then returned to Tufts where he completed his residency training in orthodontics. Dr. Joffre was also awarded a Masters in Public Health from the Harvard School of Public Health.

Dr. Joffre is a member of the American Dental Association, the American Association of Orthodontists, the Northeastern Society of Orthodontist and the Massachusetts Association of Orthodontists. He is also a faculty member at the Harvard School of Dental Medicine where he enjoys teaching dental students and residents. In his spare time, he enjoys traveling and spending quality time with family and friends. He also likes running, and used to run track and field competitively!

Patrick McGary, DMD

Pediatric Dentist

Dr. McGary graduated magna cum laude with a Bachelor of Science (B.S.) degree in biology and a minor in chemistry from the State University of New York at Purchase. After college, Dr. McGary attended the University of Connecticut School of Dental Medicine where he received his Doctor of Dental Medicine (D.M.D.) degree. Following dental school, Dr. McGary stayed at the University of Connecticut School of Dental Medicine for an additional three years where he completed two post-graduate residency-training programs to receive his certificates in Advanced Education in General Dentistry and Pediatric Dentistry.

Before deciding to move his family to Massachusetts Dr. McGary was an owner/partner for 6 years in a very successful pediatric dental practice in Newtown, CT.

Dr. McGary is a member of the American Dental Association (ADA), Massachusetts Dental Society, the Worcester District Dental Society (MDS), and the American Academy of Pediatric Dentistry (AAPD).

Dr. McGary and his wife have three very active boys. He enjoys exercise, traveling, food, music and spending time with his wonderful family.

Anna Ross, DMD

Pediatric Dentist

Dr. Anna Ross is a native of Worcester, MA.  She is a life-long patient of Dr. Gallagher and can proudly say her experience as a patient inspired her to pursue dentistry!

She earned her Bachelor of Science degree with a major in Biology from Boston College and is a very proud Eagle and an intense SuperFan.

Dr. Anna went on to study at Tufts University School of Dental Medicine and graduated summa cum laude and was inducted into the Omicron Kappa Upsilon Dental Honors Society.

Following dental school, Dr. Anna completed a one year General Practice Residency at Rhode Island Hospital and then an additional two years of training in pediatric dentistry at the NYU-Lutheran Pediatric Dentistry Specialty Program in Providence, RI where she served as chief resident in her second year.

Dr. Anna’s outside interests include exercise, cooking and baking, and spending time with her family.  She is currently a member of the American Academy of Pediatric Dentistry, the American Dental Association, and the Massachusetts Dental Society.


Debbie Derisse, DMD

Pediatric Dentist

Dr. Debbie Derisse is a Northern New Jersey native. She attended St. John’s University in Queens, New York earning a degree in Biology and Speech Language Pathology. She received her Degree of Dental Medicine from Tufts University School of Dental Medicine. She went on to complete an Advanced Education in General Dentistry with Indian Health Services (IHS) in Northern Arizona and completed her Pediatric Dental Residency at The University of Nevada, Las Vegas. Dr. Derisse is a Board Certified Pediatric Dentist and a Diplomate of the American Board of Pediatric Dentistry. Dr. Derisse is a member of The American Dental Association and The Massachusetts Dental Society.

Dr. Derisse has been practicing in Southeastern Massachusetts for several years. Dr. Derisse enjoys mission trips, vacationing and spending quality time with her friends and family. We know you will enjoy meeting this remarkable young woman.