Our Doctors

Dr. Su Han DDS, General Dentist

Dr. Han is a graduate of the Southern Illinois University School of Dental Medicine. She is skilled in fillings, crowns, bridges, implants, dentures, and tooth whitening/ cosmetic care for children and adults. She enjoys music, reading, fishing, and participating in international missions. She is fluent in English and Korean.


Dr. Shahram Navid DMD, General Dentist

Dr. Navid is a graduate of Boston University Goldman School of Dental Medicine and Azad University Dental School. He is skilled in fillings, crowns, bridges, implants, dentures, and tooth whitening/ cosmetic care for children and adults. He is fluent in English and Farsi.


Dr. Toby J. Feldman

Dr. Toby J. Feldman received her Bachelor of Arts Degree in Biology from Boston University in 1991, her Doctor of Dental Surgery from Columbia University School of Dental and Oral & Maxillofacial Surgery in 1997. As a student she traveled with the Presbyterian Hospital Surgical team to Colombia, South America to aid in the treatment of children with cleft lip/palate deformities. She completed a one year internship in Oral and Maxillofacial Surgery at the Medical College of Virginia.

She completed her residency in Oral & Maxillofacial Surgery in June of 2002 at Denver Health Medical Center in Colorado. Following her surgical training, Dr. Feldman joined Commonwealth Oral & Maxillofacial Surgical Associates, Inc. in July of 2002.

Dr. Feldman enjoys practicing Oral Surgery with special interest in pediatric anesthesia, implants and bone grafting procedures.

She is a member of the American Association of Oral & Maxillofacial Surgeons, Massachusetts Society of Oral & Maxillofacial Surgeons, American Dental Association and Massachusetts Dental Society.

She is certified in CPR and Advanced Cardiac Life Support (ACLS).


Dr. Jingyi He

Dr. Jingyi He attended Sun Yat-Sen University of Medical Science in China as a Medical Doctor candidate from 1999 to 2001. She transferred to Brandeis University where she received her Bachelor of Sciences degree in Biology in 2004. She received her Doctor of Dental Medicine degree from Harvard School of Dental Medicine in 2008 and completed her General Practice Residency at Brigham and Women's Hospital in 2009. Dr. He finished her residency training in Oral and Maxillofacial Surgery at Boston Medical Center. During her residency, Dr. He joined an expedition to Colombia with Healing the Children to repair cleft lips and palates of underserved children.Dr. He is a member of the American Association of Oral and Maxillofacial Surgeons, Massachusetts Society of Oral and Maxillofacial Surgeons, American Dental Association and Massachusetts Dental Society.

Dr. He is board certified and she is a Diplomate of the American Board of Oral and Maxillofacial Surgeons.

She has privileges at Mount Auburn Hospital.

She is certified in CPR, Advanced Cardiac Life Support (ACLS), Pediatric Advanced Life Support (PALS), and Advanced Trauma Life Support (ATLS).

Dr. He is fluent in English, Cantonese and Mandarin.


Dr. Sofia A. Ostrer DMD MSD, Periodontist

Dr. Ostrer is a graduate of the Boston University School of Dental Medicine. She specialized her degree at Boston University Periodontology program, where she received her Certificate of Advanced Graduate Study in Periodontology. To further her specialty certificate, Dr. Ostrer obtained her Masters of Science in Dentistry degree at Boston University in the area of Oral Biology. She is fluent in English and Russian.

Dr. Ostrer is an active member of the American Association of Periodontology. Dr. Ostrer limits her practice to Periodontics and Dental Implants.

Dr. Rayan Kafri DMD MSD, Endodontist

Dr. Kafri is a graduate of the Boston University Goldman School of Dental Medicine. He specialized his degree at the Boston University Goldman School of Dental Medicine Department of Endodontics, where he received his Certificate in Advanced Graduate Study in Endodontics, as well as his Master's degree in Endodontics. He is fluent in English and Farsi. Dr. Kafri limits his practice to Endodontics.


Dr. Mouhab Z. Rizkallah DDS MSD, Orthodontist and Dentofacial Orthopedist

Dr. Rizkallah is a graduate the State University of NY at Stony Brook School of Dental Medicine. He specialized his degree at the Boston University Orthodontics program, where he received his Certificate of Advanced Graduate Study in Orthodontics & Dentofacial Orthopedics. To further his specialty certificate, Dr. Rizkallah obtained his Masters of Science in Dentistry degree at Boston University in the area of Dental & Orthodontic Biomaterials.

Dr. Rizkallah is a Master Diplomate in Orthodontics and a Distinguished Fellow of the ACDS. He is also a Fellow of the World Federation of Orthodontists, and is an active member of the American Association of Orthodontists and the North East Society of Orthodontists.