Our staff has been selected for their excellent clinical skills and their caring, friendly attitudes. We understand your dental needs and welcome your questions for assistance with your care. All of our practitioners receive continuing education and are aware of the latest advancements in the delivery of state of the art care to our patients.

General Dentistry

Nastela Babo, DMD

Tufts University School of Dental Medicine
Dr. Babo was born in Korçe, Albania, and received her bachelor degree from Northeastern University, Boston, Massachusetts. She then attended the Tufts University School of Dental Medicine where she earned the Doctor of Dental Medicine degree. Dr. Babo takes pride in her work and treats each patient as if they were a friend or family member. Dr. Babo is known for her caring nature and gentle manner. Her hobbies are photography, basketball, soccer and traveling.

Ryan Collins, DMD

Tufts University School of Dental Medicine
Dr. Collins grew up in Southern Maine and received his bachelor degree from St Anselm College in Manchester, NH. He then attended the Tufts University School of Dental Medicine and completed an Advanced Education in General Dentistry residency at the University of Connecticut. Dr. Collins started work here at Dental Services in Cambridge in 2001 and continued until 2006 when he and his wife moved to Portland, Oregon. In January, Dr Collins returned to New England and Dental Services.

Sheila Rodriguez-Vamvas, DMD, MPH

Tufts University School of Dental Medicine
Dr. Vamvas is a highly qualified aesthetic and general dentist with over 20 years of experience. She holds a Doctor of Dental Medicine Degree from Tufts University School of Dental Medicine, class of 1990 and a Master in Public Health Degree from Tufts University School of Medicine. After graduation, she worked as an aesthetic and general dentist in the Boston area and was an Assistant Clinical Professor at Tufts Dental.


Jeffrey Damon, DMD

Tufts University School of Dental Medicine
Dr. Damon was born and raised in New England and earned his B.S.degree in Biochemistry from Worcester Polytechnic Institute in 1999. He conducted cancer research at the University of Massachusetts Medical School prior to attending dental school at Tufts, where he received his DMD in 2009. While attending tufts dental school, Dr. Damon was awarded the Dr. Alfred Osher and Mrs. Suzie Osher Endowed Scholarship in 2008 and 2009. The Dr. Alfred Osher, DG62 and Mrs. Suzi Osher Endowed Scholarship is awarded to dental students who exhibit the highest degree of personal and work ethics. Dr. Damon then completed his specialty certificate program of Prosthodontics at Tufts University in May of 2012. During his residency Dr. Damon was the recipient of the Dr. Lloyd L. Miller, D58, Postgraduate Prosthodontics Fellowship in 2009, 2010, and 2011. He was also the recipient of the Postgraduate Fellowship for Excellence in Prosthodontics and Implant Dentistry in 2011. This competitive award was established to support individuals pursuing education and training in the specialty of Prosthodontics at the Tufts University School of Dental Medicine. The Fellowship is awarded to one or two residents in the beginning of year three of the Postgraduate Prosthodontics Program, who have excelled in their performance relative to academic achievement, patient care, research and undergraduate teaching. Dr. Damon was appointed as a Clinical Instructor in the Post Graduate Prosthodontics Department at Tufts University School of Dental Medicine and teaches part time. Dr. Damon is a member of the American Dental Association, Massachusetts Dental Society, and the American College of Prosthodontists. In his spare time Dr. Damon enjoys spending time with his family, running, and is an avid Boston sports fan


Zoe Caulfield, DMD

Tufts University School of Dental Medicine
Dr. Zoe Caulfield is a graduate of Tufts University School of Dental Medicine where she received her DMD degree and Orthodontic Certificate. Dr. Caulfield is a Diplomate of the exclusive American Board of Orthodontics and is clinical instructor in Orthodontics in the Department of Oral and Developmental Biology at Harvard School of Dental Medicine. She is a member of the American Association of Orthodontists, The Massachusetts Dental Society and Treasurer of the Multilooped Edgewise Archwire Foundation.

Roshan Ghazinouri, DMD

Tufts University School of Dental Medicine
Dr. Roshan Ghazinouri is a specialist in orthodontics with more than thirteen years of experience in treating children as well as adults. She graduated from Tufts University School of Dental Medicine in 1988 and completed a general practice residency at New England Medical Center in 1989. Dr. Ghazinouri graduated from the Orthodontic Program at Tufts University School of Dental Medicine in 1995. She is a long-standing and active member of the American Association of Orthodontists and the North East Society of Orthodontists.

Pediatric Dentistry

Dr. Avani Khera

University of Pennsylvania School of Dental Medicine
Dr. Khera attended the University of Pennsylvania School of Dental Medicine, graduating in 2010. Upon graduation, she joined the National Health Service Corp. Dr. Khera also has served as the Dental Director of the UMass Memorial Care mobile program and clinical instructor to residents of Lutheran’s AEGD training program. Dr. Khera completed training in pediatric dentistry at the NYU-Lutheran Pediatric Dentistry Specialty Program in Providence, RI. In addition, Dr. Khera serves as clinical faculty for residents at both Boston Medical Center and Cambridge Health Alliance.

Dental Hygiene

Lady Gillis, RDH

Lady Gillis graduated Magna Cum Laude at Mt. Ida College in 2010 with an Associate Degree in Dental Hygiene. She is a member of Phi Theta Kappa and Alpha Chi International Honors Societies. Lady has been a team member of Dental Services P.C. since 2002. Her past experiences include dental assistance and front desk duties. Currently her role in our office is hygienist and manager. She is licensed in local anesthesia and enjoys educating patients in the prevention of dental and oral disease. Lady is bilingual in Spanish and English.

Jamie Joshi, RDH, BS

Jamie Joshi graduated from Middlesex Community College with her Associates Degree in Dental Hygiene in 2010. Prior to that, Jamie graduated from the University of Massachusetts with a Bachelor’s Degree in Biology and Biochemistry in 2005. She graduated Magna Cum Laude from both institutions. Jamie has over 10 years of experience in the dental field, including front desk, assisting, management, and hygiene. Jamie is originally from Cambridge, and has loved serving her community at Dental Services since 2010. As a practitioner, she loves educating patients and enthusiastic about improving their overall health. Outside of the office, Jamie loves volunteering for international dental mission trips to Latin America, traveling, trying new restaurants, and spending time with her boxer, Tucker.

Hilary Sullivan, RDH

Hilary attended the University of Vermont, graduating with a degree in Dental Hygiene. She joined Dental Services in 1999. Over her years with Dental Services she has become the OSHA coordinator. Hilary also enjoys keeping staff, doctors and patients updated with new information on home care products.


Terri Morong, Business Manager

Terri graduated from Berklee College of Music with a Bachelor Degree in Music/Business and Management. Terri has numerous years of dental experience both from the clinical side as an assistant and in office management. In addition to her degree from Berklee, she has a certificate in Pastry Arts from Newbury College. Her time away from the office is owning and managing a successful online cosmetic boutique. She enjoys running, cosmetics buying and spending time with her husband, family and her two mischievous kitties.