Mark Knakal, DDS Port Jefferson Periodontist

Mark Knakal, DDS


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Dr. Knakal was raised in Holbrook, Long Island. After attending Villanova University, he received his DDS degree from the Stony Brook School of Dental Medicine in 2002. During his training at the University he was honored for excellence in Periodontics by the Northeastern Society of Periodontics. He was also the recipient of the prestigious American Dental Society of Anesthesiology Horace Wells Senior Student Award. Dr. Knakal continued his education at Stony Brook where he pursed specialty training in Periodontics and Implantology. He is currently appointed as Clinical Assistant Professor in the department of Periodontics at Stony Brook University School of Dental Medicine.Dr. Knakal specializes in non-surgical and surgical treatment of periodontal disease. He also specializes in implant dentistry having placed hundreds of dental implants to enhance patients both cosmetically and functionally. Currently holds active memberships in the American Academy of Periodontology and the Academy of Osseointegration.

  • State University of New York at Stony Brook School of Dental Medicine


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

  • Richard U. Ly, DDS

  • Thomas Patrie, DDS

  • Richard G. Rosenblatt, DDS

  • Robert G. Williams, DDS

  • Aimee M. Zopf, DMD

  • Lydia Krasowski

  • Mary Kate Robelen
    Front Desk