Tuan Do, DDS

Dr. Tuan Do earned an accelerated six-year Bachelor of Arts and Doctor of Dental Surgery degree from the University Missouri-Kansas City. He was one of the 25 candidates in the country who was accepted into this advanced program, where he earned Chancellor’s Non-Resident BA/DDS Scholarship for six consecutive years. After graduation, he was accepted into a prestigious general dental residency at Morristown Memorial Hospital, New Jersey where he became a chief resident in the program. There, he was trained with the latest technology in cosmetic dentistry, advanced medicine, and complicated full mouth reconstruction under world renowned doctors. His passion for dentistry stems from his interest to meet and get to know so many people and at the same time is able to help them be more confident with their smiles and oral health. Dr. Do is a proud member of the American Dental Association, Massachusetts Dental Association, and South Shore Dental Association. In his free time he enjoys working out, watching sports and trying different restaurants in Boston. He resides in Westwood with his wife and three daughters.

Cassandra Nguyen, DMD

Dr. Cassandra Nguyen has strong ties to the Boston area. A graduate of Boston Latin School, she went on to earn her Bachelor of Arts in English from Tufts University, where she was recognized with the Tufts Merit Scholarship for her outstanding academic achievements. She continued her education at Tufts University School of Dental Medicine, where she earned her Doctor of Dental Medicine degree.
Dr. Nguyen began her dental career in California, with a focus on cosmetic dentistry. Originally from Milton, MA, she eventually returned home and now resides in Westwood. As a proud mother of three, she brings the same warmth and care to her practice that she does to her family.
Known for her gentle demeanor and positive attitude, Dr. Nguyen provides a wide range of dental services, from comprehensive care to advanced cosmetic procedures. She is committed to patient-centered care—listening closely to your concerns, educating you about your oral health, and helping you make confident, cost-effective decisions. Her goal is always to deliver the highest quality dentistry with the same level of care she would offer her own family.
Dr. Nguyen is an active member of the Massachusetts Dental Society, the American Dental Association, and the South Shore Dental Association. Outside of the office, she enjoys traveling, fine dining, writing, and interior design. She is also an avid and competitive pickleball player, having won numerous tournaments and medals.

Mary Nagel, DDS

Dr. Mary Ruth Nagel received her Bachelor's of Science Degree from Trinity College in Hartford, CT. She continued to New York University where she received her Master's Degree in Oral Biology and her Doctorate of Dental Surgery (D.D.S).
After graduating, she completed an Advanced Education in General Dentistry at Fenway Health Center, where she received further training in digital dentistry and treating patients with complex medical and dental needs.
When she is not in the office, Dr. Nagel enjoys travelling and going on walks with her dog, Martha.

Zanzan Brink, DDS

Dr. Zanzan Brink, DMD is a compassionate and detail-oriented general dentist who combines modern dental technology with a down-to-earth, people-focused approach. She grew up in Portland, Oregon, and moved to the U.S. at age five—where her very first dental visit came with a surprise: six cavities. That early experience shaped her belief in gentle, judgment-free care and inspires the way she supports patients today.
A graduate of the University of Pennsylvania School of Dental Medicine and Johns Hopkins University, Dr. Brink brings a strong academic background, hands-on clinical experience, and a genuine passion for helping people feel confident about their smiles. From preventive care to restoring function, she’s dedicated to making every visit comfortable, collaborative, and empowering for patients of all ages.
During her training at Penn, Dr. Brink gained extensive experience in general, restorative, and cosmetic dentistry, with a focus on digital dentistry. She enjoys using tools like intraoral scanners, digital smile design, and precision-guided restorations to make treatment smoother, more accurate, and more enjoyable for patients.
As a lifelong learner, Dr. Brink stays current with the latest research and best practices through continuing education and active involvement in professional communities. She is a member of the Massachusetts Dental Society and values the opportunity to learn from colleagues and contribute to healthier local communities.
Building trust and genuine relationships is at the heart of Dr. Brink’s approach. Whether she’s welcoming a child to their very first appointment or supporting an adult who feels anxious about dental care, she takes a calm, patient, and non-judgmental approach. “Dentistry isn’t just about fixing teeth—it’s about caring for people and helping them feel good about their smile.”
When she’s not in the office, Dr. Brink loves spending time with her corgi, Kona, traveling, and exploring Boston’s restaurants and bakeries.

Giac Dang, DMD - Periodontist

Dr. Dang graduated at the top of his high school class in Dracut, MA in 2003. He earned a B.A. degree with honors from Tufts University and thereafter advanced his education at Tufts University School of Dental Medicine in 2007. At Tufts Dental, Dr. Dang received multiple scholarships and honors including recognition for his achievements on the national board examinations. After receiving his Doctor of Dental Medicine in 2011, Dr. Dang decided to specialize in Periodontics to further his training on complex dental implant procedures, bone augmentation, and soft tissue grafting techniques. He graduated in June 2014 with a certificate in Periodontology from Tufts University School of Dental medicine and is happy to be returning to Boston to practice periodontics. As a specialist, Dr. Dang strives for perfection in his work (periodontal, regenerative, and implants) and loves interacting with and helping his patients. He is proud to be recognized as a Diplomate of the American Board of Periodontology. Dr. Dang is an avid Boston sports fan, especially the Patriots! He enjoys exploring Boston and all that New England has to offer.

Sasha Mohammadi, DDS -Periodontist

Dr. Mohammadi is a specialist in the field of Periodontology and Dental Implant Surgery. As a diplomate of the American Board of Periodontology he attends to patients with utmost care by combining his exceptional clinical training with a gentle approach. After receiving a bachelor’s degree from Westminster College, he earned his Doctor of Dental Surgery degree at the University of Missouri Kansas City, graduating within the top of his class and receiving an honor in Periodontics. He continued his education, completing a one-year post-doctoral program and receiving a certificate in Advanced Education in General Dentistry at Wichita State University. He practiced as a general dentist before continuing his education in the specialty of Periodontics and Implant Dentistry. At the University of Nebraska Medical Center College of Dentistry, Dr. Mohammadi completed a three-year residency earning his certificate in Periodontology and a Master of Science degree in Oral Biology.

Dr. Mohammadi is committed to providing patients with the highest quality of care possible and constantly seeks to continue learning and improving his skillset. He is a member of the American Academy of Periodontology, the American Academy of Implant Dentistry, The International Team for Implantology, and a Diplomate of the American Board of Periodontology.

Outside of work, Dr. Mohammadi enjoys spending time with family, traveling, cycling, hiking, and practicing yoga. Dr. Mohammadi is dedicated to making a positive impact on the community and is passionate about providing quality dental care and improving the health of his patients.

Jolmiry Campos, DMD

With over a decade of experience, Dr. Campos is passionate about transforming smiles and improving lives through exceptional dental care. Inspired by her family's dental background, she earned her first dental degree with high honors and a Research Award in Venezuela, where she also completed an endodontic master degree. After relocating to the U.S., Dr. Campos earned her second dental degree from Boston University, with high honors, and she received the Student Achievement Award in Endodontics and served as a Teaching Assistant.
Committed to ongoing education and excellence, Dr. Campos holds memberships in the Venezuelan Endodontic Association, the American Endodontic Association (AEA), the Massachusetts Dental Society (MDS), and the Academy of General Dentistry (AGD). These affiliations ensure that she stays abreast of the latest advancements in the field and continues to provide high-quality care to her patients.
Prioritizing patient comfort and education, Dr. Campos strives to create a caring atmosphere where patients feel at ease. By fostering open communication and providing detailed explanations of procedures, she builds trust and ensures a positive experience. Patient education is vital; she believes informed patients are empowered to take an active role in their dental health.
Beyond her professional life, Dr. Campos is an avid sports enthusiast and a certified spinning instructor. She enjoys running, hiking, reading, and drawing, which enrich her creativity and personal growth.

Tabitha, Hygienist

Tabitha has grown deep roots in the dental field for the past 15 years working as a dental assistant and recently as a dental hygienist. She graduated from the Community College of Rhode Island with an associate degree in Applied Science focused in Dental Hygiene. She has always wanted to further her education and hopes to receive her masters degree in the coming years so that one day she could become a mentor to other students. Tabitha reserves quality time with each patient to understand their needs and to educate and encourage them to maintain good periodontal health. In her free time, Tabitha enjoys doing activities with her family and two beautiful daughters.

Lyndi, Hygienist

Lyndi earned her Dental Assisting Certificate from Kaplan Career Institute's Dental Assisting Program in 2012 and worked as a dental assistant for six years. In 2023, she graduated Magna Cum Laude from the Forsyth School of Dental Hygiene at MCPHS University with a Bachelor of Science in Dental Hygiene.
Outside of her professional life, Lyndi enjoys spending quality time with her children and often takes part in a variety of fun activities with them on her days off.

Anna, Hygienist

With over a decade of experience in the dental field, Anna brings compassion, precision, and a deep commitment to patient care. Before becoming a dental hygienist, she spent 10 years as a dental assistant, building a strong foundation in clinical practice and patient communication.
Anna’s favorite part of her role is empowering patients with the knowledge and confidence to take charge of their oral health. She believes that education is key to lasting smiles and works hard to make every visit both informative and reassuring.
Outside the office, Anna is both an adventurer and an artist. She enjoys hiking scenic nature trails, exploring new destinations, painting, sculpting, and spending quality time with her beloved cat.

Vera, Hygienist

Vera Sabha grew up in the Boston area and earned her Bachelor of Science degree from the Massachusetts College of Pharmacy and Health Sciences, graduating as valedictorian of her class. She later went on to complete her Master’s in Health Science Education. Vera is passionate about helping patients feel comfortable and building trusting relationships with them.
Outside of the dental field, she enjoys traveling and discovering new places. Much of her free time is spent working out, playing pickleball, or spending time with her family and friends. One of her favorite weekly traditions is cooking with her mom. Vera is excited to be part of the Advanced Dental team.

Tammy- Financial Practice Administrator

With an investment of more than twenty years in the dental field, Tammy is a true devoted and most experienced member in a multi-specialty dental setting working with numerous offices and staff. Presided as the director of operations, she is a visionary leader with outstanding expertise in helping offices grow to their true potential and ensuring all patients are treated with the utmost respect and best care possible. Using her analytical knowledge, she helps set goals and facilitates meetings between offices so day-to-day operations can be run smoothly and efficiently. She will provide support to doctors, resolve conflicts using her problem solving skills, develop a positive workforce and motivate team members to achieve one common goal of delivering optimum dental care to our patients. Tammy has three grown children, one of which is in the dental hygiene program at BCC. She loves hiking, traveling, baking and gardening.

Brooke - Regional Office Manager

With a strong background of science major and over ten years of clinical experience as a dental assistant and front desk, Brooke joined our practice in 2015 as an office manager. After five years of excellent work performance and full dedication to the team, she was promoted to become our regional manager, overseeing our three offices. She uses her relationship-building skills to help the company start up new, state-of-the-art offices and to also grow established ones. With exemplary entrepreneurial talent, she rises to new challenges of working with multiple office managers, coordinating in-practice visits, developing reviews and reports for recommendations that will ultimately give patients the best dental experience in all of our locations. Her hobbies include traveling, spending time with friends and her dog, Troy. Brooke welcomes her first born daughter in 2017 named Tess, and she enjoys being a mom greatly!

Arianna, Dental Assistant

Arianna is a dedicated dental assistant and proud young mother, her greatest source of motivation both personally and professionally. Her passion for dentistry stems from the meaningful impact it allows her to have on patients’ lives, helping them achieve healthier, more confident smiles.
With a strong interest in healthcare, Arianna is actively furthering her education to advance her career within the dental field. She is committed to continuous learning and professional growth, striving to create a fulfilling and impactful future while gracefully balancing the demands of her career and motherhood.

Donna, Dental Assistant

Donna, known as Queenie received her dental assistant degree from Southeastern Vocational Technical Institute and has been in the field for forty years! Aside from her extensive background of dental experiences working in multi-specialty settings, her devotion and commitment to her career is unparalleled. She would bring smiles to the entire office and patients with her enthusiasm to decorate the office space seasonally with colorful banners, flowers and ornaments. Patients enjo making conversations with her due to her friendly and easy going personality. In her spare time, she loves to golf, do yard work and have fun with her bowling league every wednesday.

Julia, Dental Assistant

Julia was born in Vietnam and had resided in California most of her life before coming to Boston in 2020. She has over 20 years of experience in the dental field being the lead assistant. She has strong backgrounds of supervising multiple offices, staff members and is highly trained with digital scanners and four-handed dentistry for various specialties. She earned the utmost respect from doctors, staff and patients because she has a heart of gold. She looks after the offices as if they're her home, extremely dependable and kindhearted to her colleagues and very caring to patients every day. In her free time, she likes crocheting, cooking for her family and friends and keeping her home clean and tidy.