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  • 935 Northern Blvd,
  • Suite 100,
  • Great Neck, NY 11021
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Welcome to the office of
Dr. Mark J. Heller

Our Mission

At our practice, we strive to provide the highest quality of dental care in a professional and caring environment. We are taking into consideration the latest guidance for patients' safety and well-being and adhere to the strictest sterilization techniques. Our goal is to make each patient feel safe, comfortable and relaxed. Our patients are part of our "extended family".

Four-Handed Dentistry

Dr. Heller and his staff are experts in four-handed dentistry. Working as a team, we wish to create a professional and pleasant patient experience.

Athletic Care

Serving as the official dentist for the New York Mets for six years, Dr. Heller has extensive experience with sports issues, prevention, injuries, and emergency treatment.

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Meet Our Doctor

Mark J. Heller, DMD

Dr. Mark J. Heller grew up in Fair Lawn, NJ. He graduated from Rutgers University in 1976 where he studied biology. He continued his education at the University of Medicine and Dentistry of New Jersey (UMDNJ) from which he received his DMD degree in 1979. Following dental school, he completed a General Practice Residency at Long Island Jewish Medical Center, where he also served as chief resident. Dr. Heller has been a volunteer attending at the LIJ dental clinic for over 30 years.

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Thank You

We have received your form submission and appreciate your feedback. If you have any additional questions or comments please feel free to contact us directly.

We hope to see you again soon!


Important Message Regarding COVID-19:

Our office is optimistic that we will get through this difficult time together. Over the past weeks, Dr. Heller has been working endlessly monitoring all information available from the CDC, NYS Dental Association, American Dental Association, and the NYS Department of Health. Dr. Heller installed a protective plexi glass shield at the front desk and air purification and aerosol evacuation equipment. We want you to know that we are doing everything that is available to us to treat you in as safe as possible environment.

We are checking our messages daily and are available to speak to you at any time. We will be in touch with you when we are allowed to resume our routine office schedule. In the meantime, stay safe and healthy!