Our Caring, Professional Boston Team

Steven Shapiro, DMD

Dental Director

Dr. Steven Shapiro is the Dental Director at Great Hill Boston and has been practicing Dentistry for over 10 years.

Dr. Shapiro is a graduate of McGill University School of Dental Medicine, where he earned his DMD. While at school, Dr. Shapiro was named the winner of the Canadian Dental Association’s President’s Award in recognition outstanding qualities in leadership, scholarship, character and humanity. He was awarded Gentle Dental Associate Dentist of the Year in 2009 and has since continued providing the best patient-care. Dr. Shapiro was also awarded Top Dentist by Boston Magazine in 2020.

Member of:

• American Dental Association
• Massachusetts Dental Society

Awards and Honors

• Boston Magazine, Top Dentist 2019

While not in the office, Dr. Shapiro enjoys golfing, playing basketball, skiing, and spending time with his family at their residence in Needham.

Catherine J. Moshirfar, DMD

Periodontist

I am passionate about educating my patients about the health of their mouth. I chose to specialize in periodontology because it was the perfect mix of microbiology, education, and artistry. I really enjoy the day-to-day interactions with my patients. I try to maintain a comfortable yet upbeat environment where the focus is always on quality patient care.

• Doctorate of Dental Medicine – Tufts University School of Dental Medicine
• Certificate in Periodontology – Tufts University School of Dental Medicine

Member of:

• American Academy of Periodontology
• Diplomate, American Board of Periodontology

In my time outside of our practice, I enjoy traveling and kayaking, and I am learning how to golf.

Awards and Honors

• Boston Magazine, Top Dentist 2017
• Boston Magazine, Top Dentist 2018
• Boston Magazine, Top Dentist 2019
• Boston Magazine, Top Dentist 2020
• Boston Magazine, Top Dentist 2021
• Boston Magazine, Top Dentist 2022

Mahshid Bahadoran, DDS DMSC

Orthodontist

Dr. Bahadoran is a Diplomate of American Board of Orthodontics, platinum plus Invisalign provider. She is also American board-certified dental sleep medicine. She earned her second doctorate in medical science (DMSc) in orthodontics specialty at Harvard school of dental medicine. She did Doctor of Dental Surgery (DDS) with Distinction and Bachelor of Science (BS) in Biology from the University of North Carolina-Chapel Hill. She is a former faculty and lecturer at Harvard School of Dental Medicine.

Dr. Bahadoran is proficient in comprehensive adolescents and adult orthodontics with Invisalign, ceramic braces, Lingual braces, Brius, sleep apnea appliances, splint therapy for TMD treatment, accelerated orthodontics as well as phase I and phase II orthodontics treatment, interceptive for patients with mixed dentition, habit correction, and expansion.

Dr. Bahadoran is a member of the American Association of Orthodontics, the American Dental Association, and the Massachusetts Dental Society.

Awards and Honors

• Boston Magazine, Top Dentist 2022

Qian Yang, DMD

Oral Surgeon

Dr. Yang graduated from Harvard School of Dental Medicine where he earned his DMD. He then went on to complete his Residency/Specialist training in Oral and Maxillofacial Surgery at Harvard/Mass General Hospital. During this time he also attended Harvard Medical School and earned his MD. Prior to his clinical career, Dr. Yang earned his PhD in Biochemistry from University of Michigan in Ann Arbor, MI. Before moving to the US, Dr. Yang graduated from Peking University (China) with majors in Biochemistry and Molecular Biology, and Economics.

Education

• Harvard School of Dental Medicine, DMD
• Harvard Medical School, MD
• University of Michigan, PhD

Professional Associations

• American Dental Association
• Massachusetts Dental Society
• American Association of Oral and Maxillofacial Surgeons
• Massachusetts Society of Oral and Maxillofacial Surgeons
• American College of Surgeons
• American Medical Society

Awards and Honors

• Boston Magazine, Top Dentist 2020
• Boston Magazine, Top Dentist 2021
• Boston Magazine, Top Dentist 2022

Jose Colon, DMD

Periodontist

Dr. Jose Oscar Colon earned his Doctor of Medicine in Dentistry from the University of Puerto Rico School of Dentistry. His education continued at the Boston University School of Dental Medicine, where he received his Master of Science in Dentistry in Oral Biology and his Certificate of Advanced graduate studies in Periodontology. Dr. Colon was awarded as the Best Periodontist in Puerto Rico in the 2015 Dentist Choice Awards.

Professional Affiliations

• American Academy of Periodontology
• Colegio de Cirujanos Dentistas de PR
• Academy of Osseointegration

Dr. Colon volunteers his time as a local and international speaker in areas of Periodontics and Implant Dentistry.

Awards and Honors

• Boston Magazine, Top Dentist 2021
• Boston Magazine, Top Dentist 2022

Roz Najafabadi, DMD

General Dentistry

Education

• Bachelor of Science in Chemistry – State University of New York at Binghamton
• Doctorate of Dental Medicine – Tufts University School of Dental Medicine
• General Practice Residency – State University of New York at Stony Brook

Professional Associations

• American Dental Association
• Massachusetts Dental Society

Originally from Boston, Dr. Roz likes to spend her free time with her family, friends, and dog, Parsa, enjoying the outdoors. Her hobbies include hiking, biking, exploring New England, reading, and gardening in her community garden plot.

David Buczak, DMD

Endodontist

Dr. David Buczak graduated Boston University, where he earned both his Bachelor of Arts in Biochemistry and Molecular Biology. He then went on to attend Boston University’s School of Dental Medicine, where he received his Doctor of Dental Medicine. After practicing for a few years, Dr. Buczak earned his Master of Science in Dentistry from the Louisiana State University School of Dentistry. Dr. Buczak has contributed to various research cases in his continuing education of the field of Dentistry, including information to help patients deal with pre and post radiation therapy.

Education

• Boston University Goldman School of Dental Medicine, DMD
• Louisiana State University School of Dentistry, CAGS in Endodontics

Professional Associations

• American Association of Endodontists
• American Dental Association
• Massachusetts Dental Society

Awards & Honors

• Boston Magazine Top Dentist, 2020
• Upham’s Comer Health Center Award for Recognition of Service
• MassHealth Access Program Award

Clark Smith, DMD

Orthodontist

Dr. Clark Smith graduated Magna Cum Laude from Brigham Young University, where he earned his Bachelor of Science in Sociology and was the Valedictorian for the Department of Sociology. Dr. Smith then went on to continue his education at Harvard School of Dental Medicine and received his Doctor of Medicine in Dentistry Cum Laude. In his free time, Dr. Smith dedicates his time to volunteering and giving back to his community. Dr. Smith is a member of various Orthodontic associations, including the American Association of Orthodontics.

Education

• Harvard University School of Dental Medicine, DMD
• Brigham Young University, BS

Professional Associations

• American Association of Orthodontics

Awards and Honors

• Boston Magazine, Top Dentist 2018
• Boston Magazine, Top Dentist 2020

Dr. Juan Reyes, DMD

General Dentist

Dr. Juan Reyes earned his Doctor of Dental Medicine High Honors degree from Boston University Henry M. Goldman School of Dental Medicine. He also attended the Pontificia Universidad Católica Madre y Maestra (PUCMM) in the Dominican Republic, where he received his Doctor of Stomatology Summa cum laude degree, before enrolling in dental school in Boston.

Dr. Reyes has a strong commitment to his patients with a particular focus on patient care techniques and methods. Well-versed in clinical procedures such as preventative care, routine restorations, and digital and traditional dentistry techniques, along with significant documentation skills such as advanced dental photography, detailed medical history and records keeping, and clinical case presentation proficiency.

In order to give the best level of patient care and to significantly improve the lives of his patients by promoting their self-confidence and enhancing their health via dentistry, Dr. Reyes is committed to staying current on the most recent treatments.

Dr. Padideh Alizadeh, DMD

General Dentist

Dr. Padideh Alizadeh is a graduate of the prestigious Boston University Henry M. Goldman School of Dental Medicine where she earned her DMD. Dr. Alizadeh has experience with pediatric dentistry including sealants, extractions, and restorations. She has completed certifications in Invisalign and Nitrous and works with some of the most advanced dental technology available including CBCT. Dr. Alizadeh is a member of the American Association of Pediatric Dentistry (AAPD) and the American Dental Association (ADA)