Cornerstone Dental Group provides personalized, high-tech dentistry designed around your comfort. Enjoy a boutique experience backed by modern diagnostics, gentle treatments, and a team that treats you like family.
Monday – Thursday
8 am – 5 pm
Friday
8am – 1pm
Welcome to Cornerstone Dental Group, a family dental practice in Westford, MA caring for adults, kids and everyone in between. Our goal is to provide complete oral and dental care, and to listen closely so we understand exactly what each patient needs to reach their dental goals.
We are a privately owned boutique practice serving Littleton, Groton, Tyngsborough, Chelmsford, and surrounding communities. Every visit is rooted in compassion, clarity, and clinical excellence.
Is Cornerstone Dental Group a corporate practice?
No. We are a privately owned boutique practice in Westford, MA, not part of a corporate chain.
Do you see children as well as adults?
Yes. We care for adults, kids and everyone in between, so the whole family can see the same Westford dental team at one office.
Which towns do your patients come from?
Besides Westford, we serve Littleton, Groton, Tyngsborough, Chelmsford and the surrounding communities.
What technology do you use?
We use AI-driven diagnostics for accurate findings and advanced tools, including the iTero Lumina scanner.
Who is the dentist?
Dr. Leo Kharin, a graduate of Tufts University School of Dental Medicine and a Fellow of the Academy of General Dentistry.
Can you help with a dental emergency?
Yes. We offer emergency dentistry for fast relief from problems like a bad toothache or a broken tooth. Call our Westford office at (978) 692-6012 as soon as the problem starts so we can find the soonest appointment.

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Meet Our Dentists
Dr. Kharin brings a rare blend of clinical excellence and compassionate care to his practice. A Tufts University School of Dental Medicine graduate and the only Academy of General Dentistry Fellow in Bedford, MA, he is deeply committed to ongoing education and personalized patient care. With a background in psychology and a thoughtful, patient-first approach, Dr. Kharin focuses on truly understanding each individual and guiding them toward optimal oral health.
Looking for a new dentist in Westford? We welcome new patients of all ages. You can book online or call (978) 692-6012. We offer flexible scheduling, digital forms and a smooth first visit.
Are you ready to smile brighter and more confidently? Our office offers a full array of dental services, from routine cleanings to natural-looking porcelain crowns, to help you create a satisfying smile. Contact us today to schedule your appointment!