Robert G. Williams, DDS Port Jefferson General Dentist

Robert G. Williams, DDS

General Dentist

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Dr. Williams was raised in Commack, Long Island. After attending Farleigh Dickinson University, he graduated SUNY Buffalo Dental School in 1991 Cum laude – 3rd in class out of 99. Upon completion of a General Practice Residency at Stony Brook University Hospital in 1992 he entered private practice at Gentle Dental. His passion and expertise is cosmetic dentistry and he is well known in our community for his skill and artistry in creating natural and healthy smiles. He actively lectures to other dentists on cosmetic dentistry.

  • State University of New York at Buffalo School of Dental Medicine
  • He is a member of the American Academy of Implant Dentistry and the International Congress of Oral Implantologists, and the New York Dental Forum


Root Canal Therapy
Braces and Retainers
Scaling & Root Planning
Routine Cleanings
Urgent Care



Oral-B® Genius Professional Exclusive Power Toothbrush
Quip Electric Set Metal
White Cordless Advanced Water Flosser
Quip Electric Brush
Sensonic® Professional Plus Toothbrush
OLAS Mouthrinse 200mL
Crest® Whitestrips® Supreme 42-Treatments
Aquarius Professional Water Flosser
Quip Electric Set (Year Prepay)
Quip Toothpaste Mint Anticavity
Venus White Pro Patient Kit 16%
OLAS Mouthrinse 100mL
GUM® Implant Care Kit
Proxabrush Refills, Moderate CareKit 200/pc.
V-Smile™ Xylitol Chewing Gum
Venus White Pro Patient Kit 35%
Quip Toothbrush Head
Olas Toothbrush Charcoal
Olas Toothbrush Natural

Team & Network

  • Jennifer Englebright, DMD

  • Roger A. Kleinman, DDS

  • Mark Knakal, DDS

  • Richard U. Ly, DDS

  • Thomas Patrie, DDS

  • Richard G. Rosenblatt, DDS

  • Aimee M. Zopf, DMD

  • Lydia Krasowski

  • Mary Kate Robelen
    Front Desk