The doctors of Manhattan Endodontic Group are committed to the principles of accurate diagnosis, gentle care, and concern for our patients’ well-being. We prescribe treatment only when it is absolutely necessary and are conservative in our recommendations. Our facility provides a warm and serene environment within which we, along with our dedicated staff, care for our patients.

Andrew S. Melinger, D.M.D.

Dr. Melinger has over thirty years of clinical experience in private practice. He graduated from the University of Pennsylvania School of Dental Medicine. After completing a General Practice Residency in Dentistry, he received his specialty training at Columbia University School of Dental and Oral Surgery earning a Certificate in Endodontics.  He is on the faculty of Weill Cornell Medical College and has an appointment as an attending in the Department of Surgery of New York Presbyterian Hospital. He is a member of the American Dental Association, American Association of Endodontists, and is proud to be a fellow of the American College of Dentists. To keep abreast of developments in his field, Dr. Melinger is also a Fellow of the New York Academy of Dentistry and has served on their Executive Board. Dr. Melinger is and has always been dedicated to saving his patients’ natural dentition. He has expertise in the differential diagnosis of complex nerve pain, the repair and retreatment of failed cases, and is experienced in the diagnosis and surgical treatment of external resorption. He is married with three grown children and enjoys traveling, skiing, playing tennis, and appreciates photography as an art form and all types of music.

Geoffrey L. Sas, D.D.S.

BMSC (Hons) Dip. Endo FRCD(C) Dip. ABE

Dr. Geoffrey Sas started his education in Physiology at University of Western Ontario. He continued his studies in Dentistry where he obtained his DDS at the University of Toronto and his AEGD Certificate at the University of California. After discovering his passion in Endodontics, he completed his certificate in Endodontics at Nova Southeastern University. He has several publications in the areas of the endo-restorative interface. He has lectured nationally and internationally and he’s currently on faculty at the University of Toronto. Additionally, he is on the executive board of the Ontario Society of Endodontics, and the George Hare study club. In July of 2018 he proudly became a Diplomate of the American Board of Endodontics.

Published Articles

Sas G. “A Perspective on Dentistry in the Developing World”, Aorta: Alpha Omega Review of Toronto Alumni Chapter, Pi Chapter. 2009 October; 51 (2): 12-13.

Sas G. “Sharing Smiles Day”, Aorta: Alpha Omega Review of Toronto Alumni Chapter, Pi Chapter. 2010 July; 52 (1): 16-17.

B. Basrani, K. Roth, G. Sas, O. Peters, A. Kishen, “Torsional profiles of New and Used Revo-S Rotary Instruments: An In Vitro Study”, JOE. 2011 July; 37 (7): 989-992.

Sas G, Dagan M. “The Single Compromised Tooth – Where are we going?” Oral Health. 2015. January 49-51.

Sas G. “An Endodontic Restorative Update. “ Oral Health. 2015 May 38-41.

Sas G. “The Cracked Tooth: Diagnosis and Management”. Oral Health. 2016 May 64-68.

Sas G.  “Limited FOV CBVT in endodontics – 3 years later and never looking back“ – 2020. 28-32.