Phone: 978-794-0010

Phone: 978-794-0010

Meet the Staff

Knowledgeable, Experienced, and Considerate

All our professionals at Gary C. Demetriou, D.M.D. maintain the highest levels of accreditation and pursue ongoing education to stay up to date on the latest trends in dentistry.

Kerri L, Office Manager

North Andover DentistImmediately after graduating from Methuen High School in 2006, Kerri became a member of our dental team. You used to find her chair-side assisting Dr. Demetriou, but now she is working with patients at our front desk and managing the dental office to maintain the highest level standard of care for our patients. After gaining valuable experience since her entrance into the field, over a decade ago, Kerri is well-qualified to assist our patients in maximizing their insurance benefits as well as prioritizing treatment plans in order to make sure each patient receives the highest level standard of care with the lowest out-of-pocket expense as possible.

As friendly and professional as Kerri is to our patients here at Gary C. Demetriou, D.M.D, it is her excessive behind the scenes contributions that really make a huge difference in the way the practice operates and gives each patient a more pleasant dental experience.

She enjoys getting to know each and every patient that comes to our office and makes sure that we meet their specific needs. In her spare time, Kerri likes to go flying in her father’s seaplane as well as spending time in New Hampshire with her husband. She is hoping to start a family in the near future.

Crystal K, Front Desk Receptionist/Patient Coordinator

Crystal joined Dr. Demetriou’s office in early 2016. She has been interested in pursuing a career in the field of dentistry as a result of her best friend already being in this field for over a decade.

Our patients and staff enjoy her positive and bubbly personality and welcoming smile. Crystal worked very hard to familiarize herself with all aspects around the dental office to better enhance her abilities with treatment plans, scheduling, payments, insurance coverages/billing, and much more. She has played a substantial role in helping this office run as smoothly as possible. You can find Crystal as the first face you see when you walk into our office. She works directly with our patients setting up appointments, checking insurance benefits and helping patients get the most out of their insurance.

Outside of work, Crystal is an avid gardener. She enjoys spending time at the lake, caring for her two cats, and more importantly watching her niece and nephew grow.

Nataliya L, Dental Hygienist

Nataliya has been working in dentistry for a little over a decade. Nataliya started in dentistry as a dental assistant before continuing on to dental hygiene school, where she earned her license as a registered dental hygienist in 2014. She joined our team here at Gary C. Demetriou, D.M.D. in 2019. She looks forward to using her skills and experience to make sure every patient has a positive dental experience each time they visit our office. She loves educating and caring for our patients, meeting all different types of people and working with her hands.

Nataliya keeps herself educated in the latest technology and techniques to achieve the highest-level standard of care. Nataliya informs and educates our patients about the relationship between periodontal disease and overall health while focusing on each patient on an individual level. She is continuously providing high-quality care to all of our patients. Nataliya enjoys traveling and spending time with her 4 siblings and nieces and nephews when not at the office treating patients.

Rachel L, Dental Hygienist

Rachel has been working in dentistry as a hygienist for the past four years. She recently became a full time member of Dr. Demetriou’s team in 2019.  She graduated from the University of New England in Portland, Maine in 2015 with a Bachelor’s of Science in Dental Hygiene. She also received her Certification in Local Anesthesia.

Rachel has taken great pride in patient care, and feels as though it is very important that patients feel comfortable while they are in her chair. She makes sure her patients completely understand the recommended treatment and how oral health relates to overall health. Rachel’s goal while working in Dr. Demetriou’s office is to form great and trusting relationships with all of her patients while making sure they receive the best care possible. Outside of work, Rachel loves being outdoors, snowboarding, surfing, and taking her husky Otis on hikes.

Ashley S, Dental Assistant/Treatment Coordinator.

Ashley completed the Dental Assisting Program at Northern Essex in 2016. She works chairside with Dr. Demetriou. Ashley not only assists Dr. Demetriou clinically but also takes on many roles at our office. She is in charge of making sure our procedures and protocols are up to date as well as managing and ordering supplies to make sure our office runs as smoothly as possible.

Ashley has become a familiar face around the office, treating all of our patients with a personal level of care to achieve healthy, beautiful smiles. Ashley personally spends time becoming familiar with each patient and has been able to develop friendly relationships with them. She treats all of our patients with a personal level of care. Her gentle demeanor and conscientious work ethic helps patients feel confident and comfortable in the professional dental care they receive. In her spare time, Ashley enjoys spending time outdoors especially in the nice weather.

Cosmetic Dentisty

Implant Dentistry

Cerec One-Visit Crowns

Root Canals