Comprehensive Pediatric Dentistry
732 356-1830

Dr. Yasmi O Crystal,
NJ Pediatric Dentist # 3432

Dr. Crystal graduated Dental School from UMDNJ and got her
Pediatric Dental training from Eastman Dental Center, University
of Rochester.  
Dr. Crystal is a
Diplomate (Board Certified Pediatric Dentist)
and Examiner of the American Board of Pediatric Dentistry.
She is an Associate Professor of Pediatric Dentistry at New York
University College of Dentistry, and an instructor of pediatric
conscious sedation for the  American Society for the
Advancement of Anesthesia and Sedation in Dentistry at
St. Josephs Hospital in Paterson, NJ.
She is on the Editorial Board of Pediatric Dentistry Journal and a member and spokesperson for the American
Academy of Pediatric Dentistry, where she is also a consultant for the Council on Scientific Affairs.
She is a past president of the New Jersey Academy of Pediatric Dentistry where she has been co-director
of continuing education for more than 20 years. In this post, she helps organizing and directing continuing
education courses for pediatric dentists and their staff, so they can keep current with the latest techniques,
procedures and materials.
Doctor Crystal is a leader in inter-professional relations. She is a member and has worked as Oral Health consultant,  
speaker and preceptor for the American Academy of Pediatrics. Is currently an Oral Health consultant for the New    
Jersey Academy of Pediatrics, and has been a faculty member for the Family Practice MD program at Somerset
Medical Center, NJ. for over 15 years, with her clinical practice being a rotation site for all family practice MD
Doctor Crystal has a strong international presence. She is currently on the Board of Directors of the International
Association of Paediatric Dentistry (representing the US), where she is active in their global education programs
and scientific affairs. She is also USA counselor for the Pediatric Dentistry Research Scientific Group of the
International Association of Dental Research.
She is a fellow of the American Society for Dental Esthetics, the American College of Dentists and the International
College of Dentists. She is active in the American Dental Association (council of access, prevention, and inter-
professional relations, CAPIR), and a reviewer for HSHC/AAPD foundation Access to Care grant program.

Dr. Crystal lectures to health care audiences in the US and abroad, and has published several articles in
peer-reviewed journals. She believes all children are entitled to good oral health, so she has volunteered her
services at free children dental clinics in Israel, Mexico, Ecuador, and the United States.
Dr. Crystal has three children, Ari, Emil and Lara.
Dr. Crystal is fluent is SPANISH, ITALIAN and FRENCH.
Our Business Staff:
Our friendly business staff will be glad to  help you with
appointments, insurance questions and treatment
preauthorizations, as well as billing inquiries. Because of their
dental assistant background they are very familiar with all dental
procedures and can assist you with any additional information you
may require.
Rebeca Ortiz
Rebeca is also a dental assistant and has an x ray licence. She
can help you with any business questions in SPANISH.
Heidi Torregroza
Heidi joined our staff after bringing her children to our practice as
patients for a number of years. She has extensive experience with
insurance and billing, and she also speaks SPANISH and she
certainly can help with her perspective as a parent.
Dr. Katrina Liu
NJ Pediatric Dentist # 5964

Dr. Liu graduated dental school and finished her
postgraduate residency training in Pediatric Dentistry at New
York University
College of Dentistry. Dr. Katrina feels right at home being
part of a staff that focuses on teaching kids the good habits
will enable them not to require dental restorative work.
She is a member of the ADA, the American Academy of
Pediatric Dentistry and the NJ Academy of Pediatric Dentistry.
She is fluent in Chinese.
Dental Assistants:
Our dental assistants have been trained to help our young
patients feel at ease. From holding your child's hand and
helping us complete their dental treatment to making sure you
are comfortable with post-treatment instructions, they make
your visit easier and better.
Elena Balladares
Elena has worked extensively with children, is an x-ray
technician and certified dental assistant. She can help us with
our Spanish-speaking patients.
Maria Obay
Maria has an x ray licence and is a certified dental assistant.
She  is married and is mother to  Matthew and Vincent..
          Our Dental Hygienists:
Our dental hygienists preform many of the preventive
treatments in our office. They have extensive training
working with children, are very patient and will help your
child feel comfortable during their visit.
Terri Clark
Terri has been a hygienist in our office for 16 years. She is
very experienced and gentle. She is married, and a mother
to Katie. Everybody loves Terri.
                                     Jennifer Morge
Jennifer is a great dental hygienist after having several
years experience as a dental assistant. Jennifer is very
enthusiastic and wonderful with children. Even more now
that she is mother to our baby model Aidan.
Dr. Maria Cecilia Duprat,
NJ Orthodontics Specialist # 5025

Dr. Duprat graduated Dental School from New York
University, did a one year residency at Montefiore
Medical Center, and finished her Orthodontic
Postdoctoral Training at UMDNJ with a Masters in Oral
Biology. She received the American Association of
Orthodontists Student Award and was a faculty
member at New York University. She is a member of
the American Dental Association, the NJ Dental
Association, and the American Association of
Dr. Duprat is married and a mother two children.
She is fluent in SPANISH.