Meet Our Doctors

Springfield Endodontics is a patient-centered specialty practice with a mission of excellence in promoting, providing and preserving dental health through endodontic treatment.



Dr. Frederic H. Siegal

Endodontist

Dr. Frederic Siegal founded this practice over 40 years ago. His passion to provide the highest quality of care to patients in need of root canal therapy is the driving force behind our longevity.  

He was born and raised in Brookline, Massachusetts. He graduated Cum Laude from the University of Massachusetts in 1971 with a B.S. in Biology. He then received his D.M.D. degree graduating Magna Cum Laude from Tufts University School of Dental Medicine in 1975. He was inducted into Omicron Kappa Upsilon Dental Honor Society, which is conferred to the top ranked graduating dentists. Dr. Siegal received his certificate in Endodontics from the University of Pennsylvania in 1977.

Dr. Siegal was an instructor in the Endodontic Department at the University of Pennsylvania for several years where he held the position of assistant clinical professor. He is an active member of The American Association of Endodontists, The American Dental Association, The Pennsylvania Dental Association, The Pierre Fauchard Dental Society, Dental Society of Chester County and Dental Society of Delaware County where he served as its President in 1989. He has been named one of the Top Dentists by Main Line Today magazine.

 Dr. Siegal resides in Bryn Mawr with his wife Jill. He is an avid golfer and also enjoys tennis and traveling.



Dr. Francine Trzeciak Cwyk

Endodontist

Dr. Francine Trzeciak Cwyk is a life long resident of Delaware County. She is a 1974 graduate of Ridley High School and received her BS degree in 1978 from Ursinus College. Dr. Cwyk received her dental degree from the University of Pennsylvania School of Dental Medicine in 1982 as well as her advanced endodontic certificate in 1984. She has practiced at Endodontic Associates for over 25 years. Dr. Cwyk is a member of the American Association of Endodontists, The American Dental Society, The Pennsylvania Dental Society, and the Grossman Endodontic Study Club. She is also a member of the Dental Society of Chester County and Delaware County where Dr. Cwyk served as president from 1997-1998. Dr. Cwyk has received honors and membership by the Pierre Fauchard Academy and the International College of Dentists. Dr. Cwyk has been consistently named one of the Top Endodontists by Main Line Today magazine. Dr Cwyk served as Associate Clinical Professor of Endodontics from 1984-1991 at the University Of Pennsylvania School Of Dental Medicine. She resides in Delaware County with her husband and two daughters. She enjoys gardening, travel, swimming and snow skiing.



Dr. Sweta Shah-Saini

Endodontist

Dr. Sweta Shah was born and brought up in Nairobi, Kenya. She graduated top of her class with B.D.S. honors, from Cardiff University, School of Dentistry in the UK. She moved to USA in 2006, and received her D.M.D. from the University of Pennsylvania, School of Dental Medicine in 2008. She was inducted into Omicron Kappa Upsilon Dental Honor Society, which is conferred to the top ranked graduating dentists. Dr. Shah received her certificate in Endodontics from the University of Pennsylvania in 2010 and was awarded the prestigious Louis I. Grossman award for academic and clinical proficiency in Endodontics. She joined our practice upon graduation. Dr. Shah has authored several scientific publications. She is currently on staff at the Graduate Endodontic Department at the University of Pennsylvania, where she is an assistant clinical professor. She has also taught at the Penn Dental Microscope Training Center where dentists from around the world come to train in microendodontics and microsurgery. She is a member of The American Association of Endodontists, The American Dental Association, The Pennsylvania Dental Association, Dental Society of Chester and Delaware County and the Grossman Endodontic Study Club. She has been named one of the Top Dentists by Main Line Today magazine. Dr. Shah resides in Chester County with her husband. She enjoys safari photography and traveling.

Dr. Shah is fluent in Swahili, Gujrati, Hindi and Punjabi.


Dr. Ruoxue Snow Feng

Endodontist

Dr. Snow Feng is a lifelong resident of Philadelphia County. She received her BS degree from the Pennsylvania State University. Dr. Feng received her dental degree from the University of Pennsylvania School of Dental Medicine. Following her graduation, she gained additional advanced dental training at Penn State Health St. Joseph in Reading and also worked at private dental groups in the greater Philadelphia region.

 

Dr. Feng joined the Graduate Specialty Program in Endodontology at Temple University Maurice H. Kornberg School of Dentistry and received her certificate in Endodontics. Shortly after she worked at Temple University as a Clinical Instructor running the Emergency Endodontic Clinic and obtained a certificate for Management of Trauma and Emergency Endodontics. Dr. Feng is on track in becoming a Diplomate of the American Board of Endodontics. 

 

Outside of the clinical practice, Dr. Feng spends her time with her family and friends, keeping up with current and past events, listening to music, traveling, hiking, watching Netflix and enjoy being in nature.  Dr. Feng is fluent is Mandarin and Japanese.   

  

We are beyond enthusiastic about her being part of our endodontic team.  Patients will love her chairside manner, precise and efficient treatments. Welcome Dr. Feng!

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1050 Baltimore Pike
Springfield, PA 19064
(610) 543-2288