Dr. Daniel Olsen and Dr. Kristin Olsen-Smith

1 Wallis Ct, Lexington, MA - 02420       Call - (781) 862-1338

About us



Dr. Daniel R. Olsen

Attended Rutgers University, earning a Bachelor of Arts Degree in Biological Sciences in 1965. He received his Dental degree in 1969 from the University of Buffalo; the second dentist in his family to graduate from UB following his father in 1932. After graduation, Dr. Olsen served as an Assistant Professor at the State University of New York at Buffalo School of Dentistry in Restorative Dentistry until 1973, when he opened his practice in Lexington.

  • Omnicron Kappa Upsilon-National Dental Honor Society
  • American Dental Association Member
  • Massachusetts Dental Society Member
  • Lexington Dental Study Club Member
  • Past president-Lexington Rotary Club

Dr. Kristin Olsen-Smith

Attended McGill University, earning a Bachelor of Science Degree in Biology in 1992. She is a 1996 graduate of the State University of New York at Buffalo School of Dental Medicine; the third dentist in the Olsen family to graduate from that school. She completed General Practice Residency training in 1997 at St. Francis Hospital and Medical Center in Hartford, Connecticut. Dr. Olsen-Smith then joined her father in practice in 1997.

  • Omnicron Kappa Upsilon-National Dental Honor Society
  • American Dental Association Member
  • Massachusetts Dental Society Member
  • Lexington Dental Study Club Member
  • Volunteer Mass Access to care dental van
  • Spear Education Study Club Member

Our dedicated and friendly staff



Front desk/Barbara

In my spare time I love to bike, garden and be with my grandchildren (but not in that order)!

Hygienist/ Liza

Hi, I'm Liza and I love travelling, spending time with my family and shopping!

Hygienist/ Nancy

I love walks with my dog on the beach, and spending time gardening and growing plants.

Hygienist/ Donald

My name is Donald and when I am not at work I enjoy watching sports, running and spending time with my three kids.

Assistant/Jackie

Hi, I'm Jackie and I've been with the practice for seven years now. I have enjoyed getting to know all the patients. As well as meeting their dental needs, I love all the stories we talk about when they come in. We have fun at work! When not at work I spend time boating, taking long rides on our motorcycle and being with family and friends. I am known as "Mimi" to my two little grandsons, Ben and Will, and spending time with them is one of my favorite things to do.

Front desk/Kelley

I'm Kelley the first person to greet you with a smile when you arrive at our office. I will gladly schedule a convenient appointment for you and manage insurance and other concerns prior to your visit. I enjoy keeping busy with family and friends in my free time.

Assistant/Karen

I joined the practice in May 2015, and I am enjoying working with Dr. Olsen-Smith and getting to know the patients. My experience and knowledge insure your visit will be a pleasant one. When now working I love spending time with my family and friends.