Meet the Doctors

The staff at Care Smile Dental work closely together as a team. Our  priority is to excel at both clinical and interpersonal aspects of patient care. We will continue to aspire to be the best place for your dental care.

doctor Al Roomi

Dr. Modar Bilind Q Al-Roomi

Dr. Al-Roomi is an exceptionally skilled and compassionate dentist specializing in oral surgery, implants, and esthetic dentistry. With over 8 years of experience, he is dedicated to delivering outstanding dental care to patients in the Harvard area and beyond. Driven by his gentle approach, he strives to create a comfortable and welcoming environment for every patient he treats.

Dr. Al-Roomi pursued his passion for dentistry at the University of Sharjah, UAE, and further honed his skills in Iraq, where he graduated at the top of his class in 2015 with a Bachelor of Dental Surgery degree. Afterward, he worked as a general practitioner in his own dental office for nearly two years. Dr. Al-Roomi co-founded the Kurdistan Dental Health Organization, demonstrating his commitment to improving dental health in the community. He then pursued advanced training in Dentistry through an advanced standing program at Tufts School of Dental Medicine for two and a half years, with a focus on selective implant procedures. This extensive education has equipped him with the latest knowledge and techniques in the field, allowing him to provide cutting-edge dental care.

With in-depth knowledge and experience in diagnosing and treating dental diseases, Dr. Al-Roomi pays meticulous attention to detail and remains updated with advancements in the field. He excels in delivering comprehensive dental solutions and creates personalized treatment plans tailored to each patient's unique needs.

Dr. Al-Roomi is an active member of the American Dental Association, fostering connections with fellow dental professionals and engaging in continuing education programs to maintain the highest standard of care. Additionally, he holds certifications from the American Academy of Dental Implant. By regularly attending dental conferences and workshops, he stays at the forefront of the industry.

Building strong relationships with his patients based on trust and open communication is of utmost importance to Dr. Al-Roomi. He takes the time to listen to their concerns, thoroughly explains treatment options, and addresses any questions they may have. Recognizing that dental visits can cause anxiety for some individuals, he goes above and beyond to create a calming environment where patients feel at ease.

Beyond his dental practice, Dr. Al-Roomi actively contributes to the community. He passionately educates people on the importance of oral health and strives to make a positive impact on the overall well-being of the community.

With a steadfast dedication to excellence and a genuine commitment to patient care, Dr. Al-Roomi is a highly trusted and sought-after dentist in the Harvard area. He combines his expertise, compassion, and state-of-the-art technology to deliver exceptional dental services. Whether you require routine dental care, specialized treatment, or a smile makeover, Dr. Al-Roomi is ready to assist you in achieving a healthy and beautiful smile. Contact him today to schedule an appointment and experience the difference he can make in your dental health.

doctor Tafesh

Dr. Mohammed Tafesh

Dr. Tafesh is a talented, spirited, and highly motivated Palestinian dentist serving the greater Boston area. He received his Bachelor of Dental Science (B.D.S) degree at the Jordan University of Science and Technology and worked for several years as a dentist in Israel. He pursued his Doctor of Dental Medicine degree at Tufts University School of Dental Medicine. He is a proud member of the American Dental Association (ADA) and takes his passion for dental care and his patients’ smiles to heart.

Dr. Tafesh is fully committed to his patient’s smiles, and that means keeping his mind and skills sharp! It is his firm belief that to be the best in the dental industry, you must take a lifelong approach to learning and education. Each year, he takes many advanced courses to enhance his skills and stay at the top of the dentistry field. This enables him to serve his patients’ unique dental care needs quickly and expertly, providing them with a gentle and comfortable experience every time.

No matter his patients’ concerns—emergency, restorative, or cosmetic, Dr. Tafesh ensures their trust is always in the best hands possible. The scope of dental expertise encompasses such procedures as teeth whitening, tooth extractions, root canals, restorative crown and bridge treatments, removable dentures, orthodontics, and dental implants.

doctor Chen

Dr. Jason Chen

Dr. Chen has been practicing general Dentistry and Oral Surgery for over almost thirty years, during which he has developed strong clinical and academic backgrounds. He has almost twelve years of combined dentistry training in China and the United States. Dr. Chen graduated from the Nanjing Medical University, School of Dental Medicine in 1983 and interned in General Dentistry at the Nanjing Stomatology Hospital in Nanjing, China.

His residency program in Oral and Maxillofacial Surgery was at the affiliated hospital of Nanjing Medical University, where he certified as an Oral Surgeon. Dr. Chen taught as an Associate Professor and was an Attending Doctor at Nanjing Medical University. He was a full-time Oral Surgery Clinic Instructor. He continued in private practice as a General Dentist and Oral Surgeon in China for eleven years. In the United States, Dr. Chen graduated from the School of Dental Medicine at Boston University and is a Doctor of Dental Medicine (DMD). He was awarded the prestigious “Outstanding Achievement and Excellence in Patient and Practice Management Award” at Boston University. He previously worked in his private practice in Marlborough, MA.

As of 2016, he has relocated his practice to his state-of-the-art office in Harvard, MA. He routinely provides dental implant work for his patients consisting of surgical placement followed by abutment and crown or denture restoration. He has conducted research in three major areas of dentistry and he has published on his research subjects.

doctor Nahm

Dr. ByungJoo Nahm DDS

Dr. ByungJoo Nahm DDS (he/him) is a dentist in Cambridge, MA. He attended the University of California, San Francisco (UCSF) Dental School. As a dentist, he may specialize in Bad Breath and Gum Disease / Gingivitis, in addition to other conditions (abscessed tooth, braces, cavity, canker sore, cosmetic dentistry, cracked tooth, etc.). Dr. Nahm got his license to practice in California. He worked at Winthrop University Hospital Association to provide care.

Fluent in English, Korean, and Japanese, Dr. Byungjoo Nahm is a dentist, looking after the locals of Cambridge, MA. After receiving a Bachelor of Science degree in Microbiology (Cum Laude) from Cornell University, he attended the University of California, San Francisco, where he earned his dental degree. Post this, he completed a two-year general practice residency at New York University, Winthrop-University Hospital. Currently practicing at Care Smile Dental Associates, Dr. Nahm is an active member of the American Dental Association and the Academy of General Dentistry. He believes in listening to the patient first and offering different treatment modalities yet always strives to provide the most comprehensive and up-to-date care. A zealous researcher, he has published various studies in his field of specialization.

Dr. Nahm recognizes that many patients may not be completely comfortable with visiting a dentist. Hence, he endeavors to make dental visits a low-stress experience with minimal discomfort. He looks forward to working with his patients to help provide preventative care education and practice healthy oral hygiene.

Outside of his clinical career, he enjoys playing basketball, baseball, soccer, and hiking.

Contact Us

Send us an email today

Our Location

Find us on the map

Hours of Operation

Our Regular Schedule


8:30 am-5:00 pm


8:30 am-5:00 pm


8:30 am-5:00 pm


8:30 am-5:00 pm


8:30 am-5:00 pm