New York Dentist
197 Third Avenue
New York, New York 10003 US
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12 years experience
9 expert answers
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Personal Statement

Dr. Geen's passion is to create natural and beautiful looking smiles for his patients. We take special care to customize treatment since every smile is one of a kind. In 2015, Dr. Geen was described as being "an architect of the mouth" by Robert Siegel (of Gwathmey Siegel).

Awards & Recognition

American Academy of Esthetic Dentistry Award, May 2004
Structural and BioMechanical Engineering, Take Five Scholarship, University of Rochester, 1998 - 1999


  • Undergraduate & Medical School

    Undergraduate: University of Rochester
    Dental: DDS, University at Buffalo, School of Dental Medicine
  • Post-Medical School Training

    Residency: Restorative and General Dentistry, VA Western New York Healthcare System

Treatments offered at Imagine Smile Design

Most popular answers from David C. Geen, DDS

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What's the best treatment for large front teeth? (photos)

You should definitely start by meeting with an orthodontist. The positioning of your two central incisors, and the alignment of the adjacent teeth,... READ MORE

Really bad color on implant. Any suggestions? (photos)

Once a crown has been fabricated, and cemented in the mouth, the color is stable and so can not be modified.  In addition to the color, the ... READ MORE

Crest Whitening stripes left white specs on my teeth. What do I do? (Photo)

We often see these areas of the teeth exaggerated immediately following teeth whitening/ dental bleaching.  The good news is that they tend to settle ... READ MORE

Why is my root canal/crowned tooth causing my gums to be swollen?

Assuming that the root canal treatment is healthy, one possible cause could be something called "violation of biologic width". There needs to be a... READ MORE

Veneer options for upper front teeth? (Photo)

From what we can see in the photo you provided, orthodontic treatment would certainly be the recommended way to treat your teeth. Orthodontics can... READ MORE

Help fix my smile please! Misaligned teeth and uneven lips (Photo)

It will take an Orthodontist to determine if the positioning of your teeth, and the balance of your smile, can be fully addressed with braces alone or... READ MORE

Should I whiten my teeth or fix eroded teeth first?

If any of the teeth have cavities then those should be treated first to stop the progression of damage caused as the cavity grows.Restorative... READ MORE

Porcelain Veneers Vs Dental Crowns?

The difference between porcelain veneers and crowns has decreased significantly as materials in dental medicine have advanced. In many cases this will... READ MORE

Can veneers be shaved down from the side? Front veneer is covering the tooth next to it making my tooth look way too big.(photo)

While it is possible to re-contour porcelain restorations once they are cemented, there is a certain risk of damage to the porcelain occurring and... READ MORE

Before and After Photos by Dr. Geen

David C. Geen, DDS has shared 25 before and after pictures with 6 helpful votes from the RealSelf community.

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*Your results may vary. Any specific claims or permanence length of results vary for each patient and are not guaranteed.