375 South End Avenue
New York, NY 10280
Call Now! 212-619-4070

Our Team

Meet the Doctors

Dr. Simon Roytberg Dr. Jacqueline E. Zamani – Pediatric Dentist Dr. John Nosti – Advanced Cosmetic & Rehabilitative Dentistry
Dr. Vitaliy Fabrikant Dr. Michael Chau – Periodontist Felicia Glover-Lloyd – Dental Hygienist
Dr. Jovanka Zivkovi Dr. Ilona Polur Rossignol – Orthodontist Dr. Firas Marsheh – Endodontist
Dr. Dennis Rivera

Simon Roytberg, DDS

General Dentist

Dr. SimonDr. Roytberg is a graduate of University of Washington dental school, one of the best in the country. He has been a dentist for years and has been through several post graduate courses in different fields of dentistry since receiving his D.D.S. degree.

His emphasis on patient comfort as well as keeping up-to-date with the latest advancements in dentistry enable him to provide his patients with the best quality of care in the field. Dr. Roytberg has a wide range of experience in different areas of dentistry, from cosmetic and restorative dentistry to surgical treatments and root canal treatments.

His approach to your treatment starts with patiently listening to you. Then, after a complete and thorough examination, he reviews and discusses the diagnosis and treatment options with you.

“I am proud to provide my patients with the best in dental technology, treatment options, and patient comfort. It is my pleasure to address all your questions and concerns.”

Dr. Simon Roytberg


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Vitaliy Fabrikant, DMD

General Dentist

Dr. Fabrikant graduated from Temple University School of Dentistry in 1997 and went on to complete an additional year of general practice residency at prestigious Eastman Dental Center, Rochester, NY.

Dr. Fabrikant has a conservative approach to dentistry, trying to save and restore natural dentition and reserving to extractions and subsequent implants only whenever is absolutely necessary. Dr. Fabrikant had an additional training in adult orthodontic “Invisalign” and widely incorporates this knowledge into treatment plans.

Dr. Fabrikant has been in private practice since 1999. He has completed hundreds of hours of continuing education seminars and courses. Pursuing a strong interest in endodontics, implantology, and cosmetic dentistry.

Dr. Fabrikant has experience in routine restorative services, crown and bridge as well as Root Canal treatments. He can perform endodontic therapy on multi-rooted teeth utilizing rotary Ni-Ti files which significantly reduces amount of time for Root canal therapy procedures.


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Jovanka Zivkovic, DDS

General Dentist

After receiving her degree from school for dental technicians in Belgrade with high honors Dr. Zivkovic attended School of Dental Medicine Pancevo, Serbia. As a top of the class graduate Dr. Zivkovic furthered her dental expertise and honed skills in a postgraduate residency program at the National Health Center in Serbia. Dr. Zivkovic received her MBA at Union University and continued her education in general dentistry in the Netherlands. Dr. Zivkovic completed her advanced program at Columbia University in New York and received training in Implantology, Endodontics, Oral Surgery, IV Sedation and Prosthodontics. For several years Dr. Zivkovic worked alongside top dentists in New York City.

Dr. Zivkovic is very committed to delivering the most up-to-date treatment to all her patients and is always on the forefront of continuing education, new treatment modalities and technology. She has trained with some of the nation’s most forward-thinking dentists in smile design and functional occlusion as well as cosmetics orthodontics ( Invisalign ). She understands that each person has a unique personality and specific dental needs and treats each patient as such. For this reason Dr. Zivkovic makes her top priority to comfort her patients and put them at ease before beginning even the simplest procedure.

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Dennis Rivera, DDS

Dennis Rivera was raised in Mount Holly, New Jersey.  He served 4 years active duty in the United States Air Force, stationed at Kirtland Air Force Base in Albuquerque, New Mexico.  He graduated from the University of New Mexico where he earned a BA in Biology.  He graduated with a Doctor of Dental Surgery degree from The University of Illinois at Chicago in 2010.  He immediately began and completed a 1-year Advanced Educational General Dentistry residency program at Fort Carson, Colorado.  Dennis Rivera was commissioned as an officer in United States Army Dental Corps.  He served 5 years active duty in the Army from 2010-2015.  This experience allowed Dr. Rivera to work in a group practice where he increased his clinical skills and knowledge working in a group practice alongside Oral and Perio Surgery, Pediatrics, Prosthodontists, Endodontists, and Orthodontists.  After being stationed in Germany for 4 years, Dr. Rivera separated from the Army with an Honorable Discharge and returned to New York where he now calls home.


Dr. Rivera performs many procedures including Cosmetic Dentistry, Invisalign, Root Canals, Crown lengthening, placing and restoring implants.  He continues to learn by taken continuing education courses such as Larry Rosenthal and Michael Apa’s course in cosmetic dentistry, Dawson and Spears courses on Occlusion, treatment planning, and restorative.
Dr. Rivera is an active member of the Academy of American Cosmetic Dentistry, American Dental Society, the Illinois Dental Society, and the Chicago Dental Society.  Dr. Rivera continues to refine his skills.  He is Currently certified in oral and conscious sedation which helps treat patients with anxiety and provides a relax and comfortable environment.


Dr. Rivera has a holistic approach when treating his patients and strongly believes in preventive dental care.  Dr. Rivera will educate and tailor the proper treatment according to the patient’s need.

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Jacqueline E. Zamani, DDS

Pediatric Dentist

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Dr. Jacqueline Zamani AKA “Dr. Jackie,” is a board-certified pediatric dentist who is passionate about helping children of all ages and health needs maintain a healthy, beautiful smile in a caring and gentle environment. Dr. Zamani has a special ability to relate to children and has earned a reputation in New York City and New Jersey for creating beautiful smiles. Dr. Jackie’s belief that all children can have a positive dental experience impacts the way she treats her patients and also provides a rewarding experience for parents and children.

Dr. Zamani grew up in Bel Air, MD wanting to be a dentist since she was a kid herself. She graduated cum laude from the The George Washington University with a Bachelor of Science degree in Biology. Jacqueline went on to earn her Doctor of Dental Surgery degree from the prestigious University of Maryland. Upon graduation, she moved to New York City to do a one year General Practice Residency at Montefiore Medical Center.

She completed her specialty training in Pediatric Dentistry from Maimonides Medical Center in Brooklyn, New York. During her 2 years at Maimonides, she received extensive training in behavior management, emergency treatments, working with special needs patients, and sedations. She was able to see children of all ages and of any special need. Dr. Zamani offers sedation dentistry to her patients if necessary. She has a trained Dental Anesthesiologist who is able to perform sedation in an office setting.

Dr. Zamani is a part-time Associate Clinical Professor at New York University Dental School. There, she helps the dental students care for children of all ages.
Away from the office, Dr. Jackie enjoys spending time with her toddler daughter, Roxy, and with her loving husband, Ali. She also enjoys spinning, water sports and traveling.

Dr. Zamani’s professional training and memberships:
• Board Certified in Pediatric Dentistry
• Invisalign Certified
• University of Maryland Dental School (2009)
• General Practice Residency at Montefiore Medical Center
• Pediatric Dental Residency at Maimonides Medical Center
• Member of the American Dental Association, American Academy of Pediatric Dentistry and Diplomate of the American Board of Pediatric Dentistry

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Michael Chau, DMD


Dr. Chau was born and raised New Jersey, and received his Doctorate degree from UMDNJ – New Jersey Dental School. After completing two hospital residencies and working in private practice for several years, he continued his training in the specialty of Periodontics at New York University, where he received the Clinician of the Year Award. Dr. Chau is recognized as a Board-Certified Periodontist by the American Board of Periodontology, and is licensed to practice in New York and New Jersey.

Having been immersed in the educational setting for several years, Dr. Chau holds much respect for his past mentors and educators. He enjoys teaching and currently is a hospital attending and lecturer for dental residents at Lincoln Medical Center in the Bronx. He lives with his wife and baby daughter in Manhattan. He enjoys snowboarding, modern art, and is always on the lookout for new restaurants and cuisines to try out.

Dr. Chaus Professional Training and Memberships

  • University of Medicine and Dentistry of New Jersey, DMD
  • New York Presbyterian Weill Cornell Hospital – General Practice Residency PGY1
  • New York Hospital Queens – General Practice Residency PGY2
  • New York University College of Dentistry – Degree in Post Graduate Periodontics
  • Diplomate, American Board of Periodontology
  • Lincoln Medical Center – Clinical Attending
  • American Academy of Periodontology
  • Northeastern Society of Periodontists

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Ilona Polur Rossignol, DMD, MPH, MSc


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Dr. Rossignol was born and raised in New York City, and completed her dental training at Harvard University. After graduating with honors and a DMD/MPH dual-degree, she continued her training in the specialty of Orthodontics and Dentofacial Orthopedics at Columbia University, where she served as Chief Resident and was awarded a Master of Science for her genetics research on TMJ degeneration. Dr. Rossignol is recognized as a Board-Certified Orthodontist by the American Board of Orthodontics, and is licensed to practice in New York and New Jersey.

Dr. Rossignol is committed to her continued education and professional development. She has been the recipient of several honors and awards, including the AAO Research Award and the Phi Beta Kappa Society. She serves as a peer-reviewer for the European Journal of Orthodontics and the American Journal of Orthodontics and Dentofacial Orthopedics and is on the executive board of the Columbia Orthodontic Alumni Society. Dr. Rossignol lives with her husband in Maplewood, New Jersey and in her free time enjoys traveling, cooking, trivia, theater and spending time with friends and family.

Dr. Rossignol’s Professional Training and Memberships:

• New York University, Bachelor of Arts in Mathematics
• Harvard University School of Dental Medicine, Doctorate of Dental Medicine
• Harvard University School of Public Health, Master of Public Health
• Columbia University College of Dental Medicine, Master of Science in Orthodontics
• Diplomate, American Board of Orthodontics
• American Association of Orthodontists
• Northeastern Society of Orthodontists

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Firas Marsheh, DDS


Dr. Marsheh earned his first Dental Degree from overseas, and practiced in underserved areas for 2 years focusing on Endodontic treatment before he moved to the United States. He received his Doctorate of Dental Surgery from New York University College of Dentistry, and earned his specialty degree in Endodontics in 2009 from Lutheran Medical Center in Brooklyn, NY.

Dr. Marsheh practiced General Dentistry for 1 year before entering the Endodontic Program to experience complete patient care. He has provided endodontic therapy to many patients. While completing his specialty training, Dr. Marsheh conducted research at New York University focusing on “Anxiety toward Endodontic Treatment”.

Dr. Marsheh’s philosophy for his practice is:
“To reduce the anxiety and stress that accompany an Endodontic Treatment experience, to provide each individual patient with care, comfort and knowledge prior to treatment. To treat and give each patient the optimal results in a short amount of time.”




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Advanced Cosmetic & Rehabilitative Dentistry

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Dr. Nosti graduated from the University of Medicine and Dentistry-New Jersey Dental School. He went on to complete a General Practice Residency at Lehigh Valley Hospital in Allentown, PA, a subsidiary of University of Penn. Medical School.

Dr. Nosti has gone on to complete an extensive post graduate education in Cosmetic Dentistry, Reconstruction Dentistry, Temporomandibular Joint Dysfunction (TMJ) and Occlusion (bite relationships). He started teaching as a Clinical Instructor with
The Hornbrook Group, and is now the Clinical Director of Education for The Clinical Mastery Series where he teaches dentists all over the world on how to diagnose and perform complex reconstructive and cosmetic dentistry.

Dr. Nosti has authored and is featured in numerous instructional DVD series for dentists. His expertise has allowed him to become an adjunct faculty member at the esteemed Arizona School of Dentistry and Oral Health. He serves on the editorial boards of numerous dental publications, and has been published in many journals including the prestigious Journal of the American Academy of Cosmetic Dentistry. He is also a key opinion leader for Ivoclar Dental Products.

Dr. Nosti was selected as a “Top Dentist in New Jersey” by his peers and in the New Jersey Monthly magazine in 2011, 2012, 2013, and 2014. In addition, examples of Dr. Nosti’s cosmetic dentistry are used by the American Dental Association in the association’s pamphlets, booklets, and websites for use by dentists all over the world, to show patients what is possible with veneers and crowns (cosmetic dentistry). Dr. Nosti is among the few dentists in Manhattan who hold Fellowships in the Academy of Comprehensive Esthetics (Cosmetic Dentistry), the Academy of General Dentistry (FAGD), and the International Congress of Oral Implantologists (FICOI).

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Felicia Glover-Lloyd, RDH

Dental Hygienist

Felicia is a Native New Yorker that currently resides in New Jersey and maintains her license in both states since 2005. Her work experience includes direct training from one of New Jersey’s top Periodontist and the first female president of the ADA. Felicia enjoys furthering her education by attending continuing education courses such as:

• CPR certification
• Local infiltration anesthesia and nitrous oxide administration
• Periodontal maintenance and experience in treating infected areas with Arestin • Invisalign
• Whitening

She is a dedicated, service focused professional,changing lives everyday, one strand of floss at a time!









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New York Dentist - Battery Park Dental Group
Dr. Simon Roytberg and Dr. Vitaliy Fabrikant
375 South End Avenue
New York, NY 10280
(212) 619-4070