John T. Grbic, DMD

Office Phone: (212) 326-8520


Dr. Grbic is Professor and Director of the Division of Oral Biology and the Center for Clinical Research in Dentistry at the Columbia University College of Dental Medicine. He has published numerous articles in the scientific literature and has been an investigator in clinical trials of new modalities of periodontal treatment. His research interests include the diagnosis, pathogenesis and pharmacotherapeutic management of periodontal diseases, and the interaction between systemic and oral health. Dr. Grbic’ has practiced over 20 years and his special expertise includes periodontics (surgical and non-surgical), and implantology. He is married to Susan Grbic and they have two sons.

Area of Expertise


Fairleigh Dickenson Dental School, NJ

Residency: Harvard Hospitals


ColumbiaDoctors Midtown

51 West 51st Street
Suite 350
New York, NY 10019

Phone: (212) 326-8520

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Professor of Dental Medicine (Oral Biology) at CUMC