Accomplished cosmetic dentist and co-owner of DT Smile Design (, a renowned dental practice for the who’s who of Manhattan and beyond, Dr. Jill DeBiasi has been known in the dental profession for almost twenty years. Dr. DeBiasi has been successfully running the Upper East Side practice for over a decade with business partner and long time friend Dr. Cheryl Tomasulo.

DT Smile Design offers all aspects of cosmetic, restorative and implant dentistry, and during Dr. DeBiasi’s tenure, the practice has taken an innovative approach to cosmetic dentistry using only state-of-the-art procedures and products to guarantee the best results possible.

Dr. DeBiasi’s mission is for all of her patients to look and feel their very best, which is evident in her unwavering dedication to dentistry and the personal relationships she has with each one.

After receiving her Bachelor of Science degree in Biology & Chemistry from SUNY Albany, Dr. DeBiasi continued on to the New York University (NYU) College of Dentistry, where she concentrated on advanced aesthetic techniques. She then went to train in NYU’s Aesthetic Advantage Program where she further honed her skills in the cosmetic dentistry field.

Further expanding her extensive list of credentials, Dr. DeBiasi completed her residency at Lutheran Medical Center in 1992 and since that time, she has accumulated more than six hundred continuing education credits. Throughout her career, she has attended the prestigious Pankey Institute and has participated in advanced prosthetic training from some of New York City’s top aesthetic dentists

Dr. DeBiasi is a certified Invisalign Provider, and is a member of the American Dental Association, New York Dental Forum, Academy of Cosmetic Dentistry and the Academy of Osseointegration. Most recently, Dr. DeBiasi has incorporated facial aesthetics into her practice enabling patients to take advantage of the ultimate in smile enhancement. Using Botox, Restalyne, & Juvederm, once only offered by dermatologists and plastic surgeons, Dr. DeBiasi now offers a complete palate of facial re-contouring options, taking a natural smile to the next level.

In her free time, Dr. DeBiasi enjoys spending time with her husband Michael and their four children at their home in Greenwich, CT. She has a passion for photography, painting, skiing, tennis and hiking. She takes pride in being able to balance both a career and family. For more information on Dr. Debiasi and her practice visit or email her at