Dr. Mitchell Steinberg grew up in Great Neck, New York. He graduated from the University of Pennsylvania with a Bachelor of Arts and a Concentration in Biology and Biomedical Science. He earned his Doctorate of Dental Surgery from the Stony Brook University School of Dental Medicine with an honors distinction in research.

He then pursued further education and obtained his Medical Degree from the Stony Brook University School of Medicine. He underwent a General Surgery Internship at Northshore University Hospital and completed his 6 year surgical residency in Oral & Maxillofacial Surgery at Long Island Jewish Medical Center, Stony Brook University Hospital, and the Northport VA Medical Center. In his final year, he served as Chief Resident.

Throughout his training, Dr. Steinberg has taken a keen interest in research and pursued the most current techniques. His love for taking care of patients in both an academic and private practice setting has also carried him on multiple outreach missions. His volunteer work has taken him across the globe to countries such as Madagascar, Ecuador, and Guatemala. When he is not treating patients in the office, at the hospital, or participating at a conference, Dr. Steinberg can be found spending time with his wife, Jessica, and son, Benjamin. They love to travel, enjoy the outdoors, and sail the Long Island Sound.