Dr. Liel Grinbaum is a board-certified pediatric dentist in New York with 14 years of experience making dental visits fun and comfortable for children of all ages. He specializes in working with kids who have special needs and uses the latest technology to provide excellent care in a relaxed, welcoming environment. Dr. Grinbaum completed advanced training in pediatric dentistry and dental anesthesia, and he has been recognized for his outstanding work, including scoring in the top 3% of his board certification exam. Beyond his practice, he is committed to his community, speaking at local schools about children's dental health and volunteering to provide free dental care to children in need. Dr. Grinbaum is accepting new patients and brings warmth and expertise to every smile he cares for.

Specialties

1
Pediatric DentistryPrimary
Dental care for children and adolescents

Education & Training

Residency, Long Island Jewish Medical Center
Pediatric Dentistry Residency (2 years), Maimonides Medical Center
Bachelor of Science, Binghamton University
DMD, University of Medicine & Dentistry of New Jersey
Residency, North Shore University Hospital

Board Certifications

Diplomat, The American Association of Pediatric Dentistry
Board-certified diplomat, American Academy of Pediatric Dentistry
Diplomat, The Academy of General Dentistry

Credential: D.M.D

NPI registered: 05/04/2012

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Areas of Focus

Pediatric dentistrySedation dentistryDental anesthesiaChildren with special needsPreventative careRestorative careMinimally-invasive treatments (Silver Diamine Fluoride, Interim Therapeutic Restorations, Hall technique)Kids' dental emergenciesTongue-tie and lip-tie treatmentOrthodontics

Professional Memberships

American Academy of Pediatric Dentistry
American Association of Pediatric Dentistry
Academy of General Dentistry
Nassau County Young Dental Society
New York State Dental Association

Awards & Recognition

Richard C. Pugh Achievement Award (presented by American Board of Pediatric Dentistry)
Scored in top 3% of all candidates completing May 2015 qualifying examination of ABPD

Beyond the Office

Speaks at local schools and pre-schools about oral and dental hygiene needs of kids

Give Kids a Smile Day participant (provided free dental care and oral hygiene to underprivileged children in New Jersey during dental school)

Community visits to local schools and programs (e.g., February 2026 visit to Shaaray Tefila)

Enjoys playing basketball on local courts and awaits a call-up to the NY Knicks

Committed to helping children, especially those with special needs

Treated thousands of little smiles and grins in NYC

Provider information is sourced from the National Plan and Provider Enumeration System (NPPES) maintained by CMS. Information may not reflect the most current data. Providers can claim their profile to update and verify their details.