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132 North Park Avenue, Rockville Centre, NY 11570
(516) 665-1029
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Meet the Doctors

Keith Hasday, DDS



Dr. Hasday received his BA from Binghamton University, his Doctorate from Columbia University School of Dental & Oral Surgery and his Certificate in Periodontology from Tufts University School of Dental Medicine.


  • American Dental Association
  • American Academy of Implant Dentistry
  • American Academy of Periodontology
  • New York State Dental Association
  • Long Island Academy of Periodontology (Nassau County Dental Society, Past President, ADA Delegate, Member/Board of Directors)
  • President of South Nassau Study Club


Dr. Hasday lives on Long Island with his wife, Patti, and their dog, a Pomsky named Rocky. The father of five children, Dr. Hasday has made Rockville Centre his home for more than thirty years raising his family just a few miles from his office. All five of his children are graduates of the Rockville Centre School District. He is the proud grandfather of six grandchildren.

Over the years he has served the community by volunteering as a hockey and soccer coach as well as sponsoring many other youth sports teams/organizations. He now spends his free time playing golf, traveling, and enjoying his growing family.

Dental Implants and Perio of Rockville Centre

Jesse Doscher, DDS

Oral Surgeon & Pathologist


Jesse C. Doscher, was raised in Great Neck, NY and graduated from Great Neck South High School. He received his Bachelors of Arts from Clark University. He received his doctoral degree from New York University. Dr. Doscher received his Oral and Maxillofacial Surgery training at Yale University. Prior to his surgical training he completed a residency in Oral and Maxillofacial Pathology at Long Island Jewish Medical Center.


  • Diplomate of the American Board of Oral and Maxillofacial Surgery
  • Diplomate of the American Board of Oral and Maxillofacial Pathology
  • Fellow American Academy of Oral and Maxillofacial Surgery
  • Fellow American Academy of Oral and Maxillofacial Pathology
  • New York State Society of Oral and Maxillofacial Surgery
  • College of American Pathology


Dr. Doscher enjoys teaching pathology and surgery. He is active in resident education. Presently, he is an attending at St. Barnabas Hospital in both Oral & Maxillofacial Surgery and Pathology.

Dr. Doscher currently resides in Great Neck with his wife and two daughters. He enjoys spending time with his family, traveling, outdoor sports and watching his daughters play soccer.

Dental Implants and Perio of Rockville Centre

David Chen, DMD

Periodontist & Prosthodontist


Dr. David Chen received his B.Sc. at the University of Alberta and his D.M.D. at the University of British Columbia. He completed his Advanced Education in General Dentistry at the University of Connecticut. He then completed two specialty programs at the University of Maryland and is one of the few dual specialists in both Periodontics and Prosthodontics in North America.


  • South Nassau Study Club
  • American Academy of Periodontology


Dr. Chen resides in Queens with his partner, two cats, and many plants. He enjoys fitness of the body and mind, from weight lifting and springboard diving to yoga and meditation. His treatment philosophy is treating patients like his family. Fun Fact: He is fluent in Mandarin Chinese.


Monday 8:00am - 6:00pm

Tuesday 8:00am - 6:00pm

Wednesday 8:00am - 8:00pm

Thursday 8:00am - 6:00pm

Friday 8:00am - 1:00pm

Saturday 8:00am - 1:00pm

Alternating Sunday's 11:00am - 4:00pm


132 North Park Avenue,
Rockville Centre, NY 11570,
(516) 665-1029