About Us

Dr. Yen-Cheng Lai
Dr. Yen-Cheng Lai, a graduate of Tufts Dental School has owned 16 Acres Dental since 2000.
He is the member of American Dental Association, Massachusetts Dental Society, Academy of General Dentistry.
Hygienists, Jane, Leslie, Jennifer, Jackie and Joan take care of patient's dental hygiene needs, from a basic cleaning to more extensive quadrant scaling. They also educate patients on all dental health issues.
Joan McBride, RDH
A.S. in dental hygiene at Springfield Technical community college
B.S. in Zoology at UMass Amherst
Joan has been a Hygienist for 35 years
Dr. Conway Ma
Dr. Conway Ma is a graduate of the UCONN School of Dental Medicine. Prior to joining 16 Acres Dental Health Center, he received a post graduate certificate in Advanced Education in General Dentistry from the NYU-Lutheran Hospital Program.
Jennifer Hellstrom
Jennifer Hellstrom began her dental career as a dental assistant. She worked as an assistant for 8 years before going back to school and graduating from Tunxis Community College in 2011 as a dental hygienist. She thoroughly enjoys her care for providing detailed, quality care for every individual.
Patients will feel very comfortable with Susan and Dawn Lyonnais assisting the doctor. They will also answer any questions the patient may have regarding a dental procedure.
Jackie Rahilly
Jackie Rahilly achieved her dental hygiene degree in Boston from The Forsyth School of Dental Hygiene and Northeastern University. She has been practicing dental hygiene in general dentistry since 1981. She is committed to providing quality and individualized care to patients.
Staff and Manager
The front desk is staffed by Yvette, Karen and Kate Gutierrez who assist with any questions regarding appointments, insurance, finances, etc.
Karen Chapin, the manager, keeps the daily office operation running smoothly.
Leslie A. Walker
Leslie has worked as a part-time dental hygienist in our office over 12 years. After serving as an assistant in an orthodontic office during high school, Leslie’s career interests led her to pursue a degree in dental hygienist at Westbrook College in Portland, Maine.

Graduating with an Associate of science & Dental Hygiene degree, Leslie returned to the Springfield, MA area and has worked in a variety of full & part-time orthodontic and general dentistry hygienist roles for close to 40 years.

Leslie has enthusiastically embraced the important and varied roles a hygienist plays in a dental practice. In fact, as one of her favorite responsibilities, Leslie readily shares essential dental hygiene advice and best practices a speaker to preschoolers, at adult health fairs and youth career days.
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1178 Parker Street Springfield, MA 01129      (413) 783-5787