Modern Dentistry Near Lyndon

Dr. Selma Mohammedi brings a global perspective and broad clinical experience to Highland Dental Center. Born in Algeria and raised in Montreal, she earned her DMD from Université de Montréal and completed a General Practice Residency at Montefiore Medical Center in New York City.

Dr. Mohammedi has practiced in Wisconsin, Chicago, and upstate New York, and she is proud to now serve patients in Vermont. She is known for her calm, compassionate approach in high-volume clinical settings and offers a wide range of services, including dental implants, complex wisdom tooth extractions, Invisalign®, and root canals.

Dr. Mohammedi is passionate about making dentistry clear, comfortable, and as stress-free as possible for every patient.

Outside of work, she enjoys traveling, exploring global politics and economics, and staying active through soccer, tennis, and hiking.

Abby Pettengill is a Dental Hygienist at Highland Dental who began her journey with the practice as a Dental Assistant before completing her hygiene education. She earned her Bachelor of Science in Dental Hygiene from Vermont Tech/Vermont State University and holds a local anesthesia endorsement.

Abby enjoys working with a wide range of patients, including pediatric patients, and finds particular fulfillment in seeing the results of completed treatment and the confidence patients gain when their care is finished. Her recent training provides a strong clinical foundation and a thoughtful approach to evidence-based care, which she brings into daily practice with enthusiasm and attention to detail.

What Abby values most about dentistry is the supportive, family-like atmosphere at Highland Dental and the opportunity to work closely with a team that truly enjoys caring for patients together. Her creativity and patience—also reflected in her interests outside of dentistry—translate naturally into her clinical work.

Outside of the office, Abby enjoys reading, spending time with family and friends, being outdoors with her dog, crafting, and sewing. She has recently started learning how to golf. A fun fact about Abby: she knows how to play the clarinet. Her favorite dental tools include ultrasonic scalers and sealants, and she also enjoys Crest mouthwash.

Haylee Goodwin joined Highland Dental in 2023 as a Dental Assistant and has grown into a skilled and reliable member of the clinical team. Through hands-on, on-the-job training, she earned her Dental Radiology Certification and is registered with the state as a Registered Dental Assistant (RDA).

Haylee enjoys working in a variety of clinical settings, including pediatric care and full-mouth rehabilitation cases. She brings a creative eye to her work—an important part of dentistry as both a science and an art—and is highly motivated to continue learning and expanding her skills, including pursuing expanded functions training in the future.

What Haylee enjoys most about dentistry is seeing patients’ smiles and transformations, especially at the completion of larger cases. She values being part of a clinical environment where growth, learning, and collaboration are part of daily practice.

Outside of work, Haylee enjoys spending time outdoors and with her three cats—Loki, Luna, and Simba. A fun fact about Haylee: she takes annual trips to Guatemala to volunteer with children. Her favorite dental product is vanilla-scented endo ice, and her favorite color is pink.

Rebeca Perkins joined Highland Dental in 2021, bringing with her more than a decade of experience in dentistry. She completed her dental assisting education through Greater Orlando Dental Assistant School and holds certifications in Dental Radiological Health and Safety.

Rebeca has also completed Expanded Functions training in Florida. Rebeca has extensive chairside experience and supports a wide range of advanced procedures, including implant cases, gingival grafting, digital dentistry workflows, and restorative care. She is skilled with technologies such as CEREC, iTero, and Dandy Trio, and particularly enjoys assisting with dentures and partials, including relines and adjustments.

What Rebeca enjoys most about dentistry is educating patients about their treatment options—such as crowns, root canals, and implants—and helping them see the transformation in their smiles before and after care. She finds great satisfaction in helping patients feel confident and comfortable with their dental health.

Outside of work, Rebeca enjoys spending time with her husband and dogs, gardening, hiking, and visiting family and friends. Her favorite dental product is DryZ, and her favorite part of the job is assisting with implant procedures and helping patients regain their smiles.

Jaime Provencher joined Highland Dental in 2025 as a Registered Dental Assistant, bringing several years of prior chairside assisting experience with her. She holds her Dental Radiology Certification and is registered with the state as a Registered Dental Assistant (RDA).

Jaime supports a wide range of chairside procedures and enjoys being actively involved in patient care. She values hands-on clinical work and is known for her willingness to learn, often seeking out new skills and knowledge to continue growing within the dental field. Her openness to learning and adaptability contribute to a smooth, well-supported clinical environment.

What Jaime enjoys most about dentistry is helping patients regain their smiles and learning something new almost every day. She enjoys working in an environment where learning is ongoing and every day could bring something new.

Outside of work, Jaime enjoys spending time with family and friends, traveling, singing, and making the most of outdoor summer activities. A fun fact about Jaime: she has experience designing crowns, and her favorite dental product is Promatrix.

Emily Doyon joined Highland Dental in 2024 as a Dental Assistant. She completed on-the-job training within the practice, earned her Dental Radiology Certification, and is registered with the state as a Registered Dental Assistant (RDA).

Emily has developed strong chairside skills and supports a variety of procedures, including extractions and other surgical procedures. She is known for her ability to anticipate the needs of the doctors she works with, helping appointments run smoothly and efficiently. Her calm presence and attentiveness contribute to a positive experience for both patients and the clinical team.

Emily enjoys working alongside coworkers who prioritize patient care and teamwork. She values being part of an office where collaboration and communication help ensure patients feel supported throughout their visit.

Outside of work, Emily enjoys swimming, hiking, drawing, biking, and relaxing with her three cats—Kiwi, Milo, and Phoebe. She also has a strong interest in design and creative problem-solving and is pursuing studies in graphic design and media arts with a focus on user experience (UX) design. Her appreciation for thoughtful design, organization, and how people interact with their environments complements her work in dentistry and reflects the care and attention she brings to the patient experience.

Karrie Briggs joined Highland Dental in 2025 as the Insurance Coordinator. She brings extensive experience in dentistry, with a clinical background as a Registered Dental Hygienist and more than 28 years in the dental field.

Karrie completed her Associate degree in Respiratory Therapy at Champlain College and later earned her Associate degree in Dental Hygiene from the University of Vermont. Her clinical background provides her with a strong understanding of dental procedures and insurance processes, which she applies to preparing insurance-related information and supporting internal workflows within the practice.

Karrie works closely with the clinical and administrative teams to ensure insurance information is organized and available to support patient care operations.

Outside of work, Karrie enjoys crafting, creative projects, and spending time attending her sons’ collegiate sporting events. Prior to her career in dentistry, she worked as a respiratory therapist and later transitioned away from clinical practice following an injury.

Olivia Bernard joined Highland Dental in 2025 as a Treatment Plan Coordinator. With a background in health and wellness, Olivia brings a strong interest in whole-body health and enjoys continuing to learn how oral health connects to overall well-being as she grows in the dental field.

Olivia earned her Bachelor of Science in Exercise Science from Lyndon State College and is working toward recertification as a personal trainer. Her education reflects a long-standing commitment to health, education, and personal growth, making dentistry a natural and meaningful field for her to grow in.

What Olivia enjoys most about dentistry is seeing patients leave the office smiling and feeling confident about their care. She values being part of an office that feels like family and enjoys working alongside a supportive and experienced team.

Outside of work, Olivia and her husband run a hobby farm where they raise beef cattle and chickens, and collect fresh eggs. She is a proud pet mom to two dogs and two cats and also co-owns a small business, Valley Mountain Woodworking, where they create custom items and pet memorials. A fun fact about Olivia: she has completed the Mount Washington Road Race twice and also holds a motorcycle license.

Erin Sanville joined Highland Dental in 2025 as a Patient Care Coordinator. While she is newer to the dental field, Erin brings a strong background in client-focused care, coordination, and attention to detail, developed through her work in veterinary medicine and massage therapy.

Erin earned her Associate degree in Veterinary Technology from Vermont Technical College and spent five years working in animal dentistry, where precision, organization, and clear communication with clients were essential. She is also a licensed massage therapist, a role that further strengthened her ability to listen, communicate thoughtfully, and help others feel comfortable and cared for.

At Highland Dental, Erin supports patients by helping guide them through their visit and coordinating care with accuracy and care. She has a natural eye for detail and enjoys ensuring information is accurate and complete, helping contribute to a smooth and positive experience for both patients and the clinical team. Erin is known for her kindness, reliability, and the positive energy she brings to the office.

Outside of work, Erin enjoys hiking, cooking, and spending time with family and friends. A fun fact about Erin: she is also a massage therapist, a reflection of her passion for helping others feel their best.

Fayth Bowman joined Highland Dental in 2020 and has grown into a versatile member of the team through hands-on, on-the-job training within the practice. She holds her Dental Radiology Certification and is credentialed through the Vermont Office of Professional Regulation, allowing her to support both clinical and administrative aspects of patient care.

Originally trained as a dental assistant at Highland Dental, Fayth expanded her role over time to include insurance coordination, treatment planning support, and front office operations. Her ability to move seamlessly between clinical and patient-facing responsibilities helps ensure a smooth and supportive experience for every patient. Fayth enjoys helping patients feel comfortable and confident in their care, especially those who may feel anxious about visiting the dentist. She values working in an office that feels like family and takes pride in contributing to a welcoming, compassionate environment.

Outside of work, Fayth enjoys spending time with her husband and two children, going for walks, reading, and meeting friends for dinner. A fun fact about Fayth: she shares the same birthday as her mom and her aunt. Her favorite part of the job is working alongside her coworkers and supporting patients every step of the way.