Dr. Liel Grinbaum

Grinbaum (Dr. G) received his undergraduate degree from Binghamton University and his DMD (Doctor of Medicine in Dentistry) from the University of Medicine & Dentistry of New Jersey. He completed his General Practice Residency at North Shore University Hospital, a hospital-based clinic in Manhasset, NY.  There he gained experience in all aspects of adult and pediatric dentistry, including sedation dentistry, orthodontics, oral surgery, and endodontics.

Dr. G has always been committed to helping children, especially those with special needs, he then completed a two-year Pediatric Dentistry Residency at Maimonides Hospital in Brooklyn, where he gained specialty training in all aspects of pediatric dentistry, including sedation dentistry and dental anesthesia.

Dr. Grinbaum is a recipient of the Richard C. Pugh Achievement Award presented annually by the American Board of Pediatric Dentistry (ABPD). He scored in the top 3% of all candidates completing the May 2015 qualifying examination of the ABPD. Dr. Grinbaum is a board-certified diplomat of the American Academy of Pediatric Dentistry.

Dr. Grinbaum has always understood the importance of giving back to the community, especially children. He enjoys speaking at local schools and pre-schools and educating fellow medical professionals about the oral and dental hygiene needs of kids. In Dental School he participated in Give Kids a Smile Day by providing free dental care and oral hygiene to underprivileged children in New Jersey.

Not only is Dr. G a premier pediatric dentist, he is also a diplomat of The American Association of Pediatric Dentistry, The Academy of General Dentistry and Nassau County Young Dental Society, New York State Dental Association.

When Dr. G is not treating his patients or spending time with his family, he can be spotted on a local basketball court, patiently awaiting a call-up to the NY Knicks.




Dr. Karin Grinbaum

Board certified in orthodontics, Dr. Grinbaum has many years of experience in New York City working with adults and children. She received her Bachelor of Science degree from Binghamton University and completed her dental training at the University of Pennsylvania and at the New York University College of Dentistry on a Dean’s Merit Scholarship. She graduated with high honors and received multiple awards, including induction into the distinguished National Dental Honor Society, Omicron Kappa Upsilon (OKU). Dr. Grinbaum’s post-graduate studies continued at New York University College of Dentistry, where she completed her residency of three years in Orthodontics and Dentofacial Orthopedics.

Grinbaum Orthodontics was launched just one year after Dr. Grinbaum completed school. She has spent the years since focused on individualized patient care and technological advancements. Her practice has long been committed to affording teen and adult patients the option to create the smile they want without metal braces.

Dr. Grinbaum has long been drawn to the aesthetics of the smile. As a child, she traveled often and was fascinated by photographing faces.