Dr. Randy Geller, the Director of Dentistry atThe Geller Dental Group, has developed expertise in cosmetic and implant dentistry through continual professional development and a passion for serving patients.Hes driven by three key principles: helping patients feel and look their best, offering the latest care options and guiding the Geller Dental Groups professional staff to be among the best in the country.

Dr. Geller has set new standards of care by studying with the industrys foremost experts, and bringing cutting-edge technology to the practice. With each new technique mastered, he educates The Geller Dental team, ensuring every patient receives the highest level of care available.

Cosmetic and implant dentistry has made huge strides in recent years, with Dr. Geller embracing each innovation as it becomes available. He was personally mentored by Dr. Larry Rosenthal, a world-renowned pioneer in cosmetic dentistry at Aesthetic Advantage Hands On Aesthetic Continuum.

Furthermore, hes performed comprehensive study at the Nobel BioCare Training Institute, where a breakthrough technique for surgical and prosthetic implant rehabilitation has been developed. This procedure, Teeth-In-An-Hour, has revolutionized implant dentistry, and could eliminate dentures and bridgework for countless patients. Dr. Geller chose to employ this new method because it offers patients a beautiful, healthy smile without compromise. Discomfort and recovery time are minimized, and the results are breathtaking.

He also performs the latest minimally invasive techniques. These include digital root canal and laser dentistry. This provides comfortable alternatives to patients who require treatment a step above routine dentistry.

Dr. Geller graduated with honors in Prosthodontics and awards in Occlusion from the prestigious New York University College of Dentistry. He maintains many professional memberships, including the American Academy of Cosmetic Dentistry, American Academy of Implant Dentistry, American Dental Association, New York State Dental Association, the Nassau County Dental Society and the Bellmore Study Group.

A lifelong resident of Bellmore, Dr. Geller worked as a lifeguard at Jones Beach and served as a member of the Bellmore-Merrick Volunteer Ambulance Company. In 1996 he earned his Bachelors Degree in biology from the University of Colorado at Boulder. Outside the office, he keeps his mind and body fit through skiing, surfing, scuba diving, boating, and cycling.

Dr. Nguyen graduated from NYU College of Dentistry with a degree in Doctor of Dental Surgery. He did additional post graduate training through General practice Residency at North Shore-Long Island Jewish Hospital system. Dr. Nguyen was intensively trained in all aspects of dentistry.

When he is not working, he takes his daughter and wife out for family time. His hobbies are traveling, playing tennis, etc Dr. Nguyen believes that he can restore and improve his patients confidence and quality of life. Also, he loves interacting and educating patients about prevention of oral diseases. These are the main things that make Dr. Nguyen love dentistry.

A Rockland County native, Dr. Julie Kreitzberg attained her undergraduate degree in Biology from Lehigh University, where she graduated Summa Cum Laude and Phi Beta Kappa. While at Lehigh, she received the Presidential Scholarship, a one-year full scholarship awarded to Lehigh students with outstanding academic achievements. She then graduated with clinical honors from the University of Pennsylvania School of Dental Medicine. Dr. Kreitzberg continued her dental training at the Mount Sinai Hospital, where she completed a postdoctoral dental residency and gained extensive training in cosmetic dentistry, rotary endodontics and emergency dentistry. In addition to practicing dentistry, she teaches pre-clinical dentistry at the Stony Brook University School of Dental Medicine. Coming from a family of dental professionals, as both her grandfather and great-grandfather were dentists, Dr. Kreitzberg learned early on of the positive impact of gentle and compassionate dental care. In addition, Dr. Kreitzberg designed a research study on taste sensation, which was published in the March 2016 issue of the scientific research journal, Physiology & Behavior. A firm believer in research-based dentistry, Dr. Kreitzberg is dedicated to treating her patients with the most modern and up-to-date dental techniques.

Dr. Diana Gabriel joined The Geller Group in 2008 as the Pediatric Dental Specialist. This is a vital role within the practice, preparing young patients for a lifetime of good dental habits. Dr. Gabriel approaches this goal in two ways: by helping children develop solid home care habits for a healthy smile and making each dental experience a positive one through patience, compassionate chairside manner and modern dental techniques, such as digital radiology. The more at ease patients feel about coming in, the more proactive they may be in practicing good hygiene. This makes it possible for her to focus on prevention and education, rather than the less pleasant aspects of a visit, such as drilling and filling.

As a mother and caring clinician, Dr. Gabriel knows full well the challenges and rewards of working with patients in their teen and pre-teen years. Its invigorating, fulfilling work that brings a smile to her face each day.

Her success in our office comes as no surprise, as she demonstrated a keen passion throughout her education. She earned her Bachelors Degree from New York University. Later, she graduated from the universitys College of Dentistry in 2005 where she ranked at the top of her class and was a member of the Dental Honor Society. Dr. Gabriel continued to hone her work ethic during her postgraduate residency at North Shore Hospital in Manhasset. She gained specialized training in pediatric dentistry at Jacobi Medical Center.

Dr. Gabriel stays at the leading edge of modern dentistry through memberships in professional groups such as the American Dental Association, the New York Dental Society, the Nassau County Dental Society and the American Academy of Pediatric Dentistry. Dr. Gabriel is a Diplomate of The American Board of Pediatric Dentistry

He received his Doctorate in Dental Surgery at SUNY Stony Brook School of Dental Medicine, and completed his General Practice Residency at New York Medical College in Westchester County, New York. Dr. Levitz maintains active membership in both the American Dental Association and the Academy of General Dentistry.

Dr. Todd Mayer has been in practice since 1997, and joined The Geller Dental Group in 2010. As all dentists do, he takes satisfaction in helping patients improve their oral health. And as a periodontist, Dr. Mayer truly appreciates the opportunity his specialty offers to combine the intellectual aspect of the science with the practical application of modern dentistry. He is a published researcher as well as an experienced practitioner.

His research, which centered on a clinical trial of dental implants, appeared in the Journal of Periodontology. His training covers all aspects of periodontics and implant dentistry, including osseous surgery, regenerative surgery (bone grafting), mucogingival procedures (gum grafts) and nonsurgical procedures.

Always keeping his patients best interests in mind, Dr. Mayer is proud to be part of The Geller Dental Group, a practice that emphasizes easy access to multiple practitioners and specialists. He believes this design creates improved communication between a patients doctors, enhancing not only convenience, but quality of care for diverse dental needs.

Dr. Mayer graduated with a Doctor of Dental Surgery degree from the University of Buffalo in 1997. He went on to receive his certificate in periodontics by completing the Baltimore College of Dental Surgerys advanced specialty education program.

Dr. Jonathan M. Cohen has been with The Geller Dental Group since 2019. He was born and raised in Great Neck, NY. He received his Doctor of Dental Surgery degree from the New York University College of Dentistry and graduated with multiple honors. He then completed a General Practice Residency at North Shore LIJ, where he was able to gain more clinical exposure to all aspects of restorative dentistry, Dental Implantology and Oral and Maxillofacial Surgery.

After completing his general practice training, he went on to complete five years of residency in the Department of Oral and Maxillofacial Surgery at the Rutgers School of Dental Medicine and University Hospital, aLevel One Trauma Center in Newark, NJ. During his last year of residency, he served as the Chief Resident. During that time he would perform the most complex procedures while having the opportunity to educate students and residents in both clinical and academic Oral Surgery.

While training at Rutgers, Dr. Cohen twice received the patient advocacy award, recognized by the hospital for his gentle nature and excellence in patient care. Dr. Cohen has active certifications in Basic Life Support (BLS), and Advanced Cardiac Life Support (ACLS).

Jennifer joined The Geller Dental Group in December 2012 but has been working in the dental field for over 10 years. She started at The Geller Dental Group as a receptionist and earned her way to Office Manager in November 2019.

Jennifer overseas the daily schedule, insurance paperwork and takes pride in providing quality patient care every day. Patients feel comfortable with Jennifers detailed knowledge of insurance and dental treatment as well as maintaining a healthy and positive environment.

Cathy assists with human resources by running our HR Web program. She is also in charge of coordinating HIPAA policies for the practice. In her spare time, Cathy likes to travel, spend time with family and go see live music playing at different venues.

Maggie started with The Geller Dental Group in 2017 but has been in the dental field for over 16 years. She started as an assistant and moved her way to Clinical Manager. Maggie has expertise in General, Periodontal and Surgical assisting.Maggie is also in charge of assistants schedules as well as organizing the day by day clinical functions and work flow to provide excellent patient care!

Erica is a seasoned Dental Hygienist at The Geller Dental Group. She has been in the dental field for over 20 years and graduated from NYU. Erica is certified in CPR, Local Anesthetic and Nitrous Oxide Administration.

She takes pride in dental oral healthcare by assessing and diagnosing each patient in respect to each persons individual needs. Erica always makes the dental experience as pleasant and positive as possible and looks forward to meeting you!