Progressive Dental Care With a Personal Touch

About Us.

If you are looking for a highly trained, experienced and compassionate dentist in the Merrimack area, you have come to the right place. At our practice, you will receive the highest quality dental care. Our dental office uses the latest state-of-the-art equipment and cutting edge technology and we uphold the strictest sterilization techniques. We know that many people may feel anxious about coming to the dentist, so it is our goal to make your visit with us as pain and anxiety free as possible. We view it as our mission to educate our patients about all of their oral health care options and to help guide them to choose a treatment plan that is most suitable and appropriate for their needs.

Our Appointments.

To make an appointment, simply call us at 603-424-7676 or fill out the form on our Appointment page. Please note that medications will only be prescribed for patients who have recently been seen in our office. In an emergency, call our after-hours number for instructions on reaching a doctor.

Payment Options.

We accept personal checks as well as Visa, MasterCard, American Express and Discover credit cards. We also offer no interest or low interest financing through CareCredit. We submit claims to all dental insurance plans and participate in most major dental insurance plans including Delta Dental and Metlife. To get more information on the benefits of your specific dental insurance plan, please call us.

Mark S. Morris, D.D.S.

Dr. Mark S. Morris of Merrimack Smiles

Dr. Mark S. Morris grew up in the small town of Rangely Colorado with his loving family of six. As the oldest of four children, Dr. Morris was the first to leave for college attending Adams State College in Alamosa, Colorado. Dr. Morris balanced academics and athletics at Adams State University, earning his B.S. degree in Cellular and Molecular Biology while playing intercollegiate football and club rugby. His interest in the anatomy and physiology of the human body as well as his affinity for problem solving and fixing things, is what initially led him to the field of dentistry.

After attaining his undergraduate degree, Dr. Morris went on, to work with children, in a pediatric dental practice. Dr. Morris later matriculated and graduated from the University of Colorado Denver, School of Dental Medicine. In 2011, Dr. Morris completed a General Practice Residency in Hospital Dentistry at the University of Colorado. The residency provided advanced education and training in comprehensive dentistry including extractions, root canals, pediatrics, prosthodontics, emergencies and implant dentistry. Throughout his dental career, Dr. Morris has committed himself to becoming an exemplary dentist, providing his patients with quality dentistry in a comfortable environment. Dr. Morris is a member of the following:

  • Academy of General Dentistry
  • American Dental Association
  • New Hampshire Dental Society
  • Nashua Dental Society
  • SPEAR Study Club


Dr. Morris, his wife Maggie and their children, Owen and Audrey, enjoy living in Merrimack and being part of such a wonderful community. Owen is a ball of energy, can make friends anywhere he goes, is hilarious and a great big brother. Audrey loves her brother and her favorite thing to do is smile. Some of the Morris’s favorite things to do are: spending time together as a family, hiking, going on day trip adventures, spending time on Cape Cod or simply playing in the yard.

Dr. Morris enjoys being a “family dentist” and treating people of all ages. Dr. Morris feels fortunate that he is able to help his patients while also getting to know them for years to come.