Dr. Gregory Seiden, DDS

Dr. Gregory Seiden, DDS

Dentistry  ·  
Dr. Gregory Seiden, DDS is a dentistry practitioner in Levittown, NY and has been practicing for 32 years. He graduated from New York University / College of Dentistry in 1985 and practices dentistry, pediatric dentistry, and more.

21 Division Ave

Levittown, NY 11756

Contact Information

Insurance Accepted

  • Accepts most major Health Plans. Please contact our office for details.

*Please verify this information when scheduling an appointment.

Learn about Dr. Seiden

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Care Philosophy

This content was provided by Dr. Seiden "When it comes to family dentistry in Levittown, East Meadow, and Wantagh, NY, you can trust Seiden Dental Excellence to give you the oral health you deserve with individualized care and attention. Dr. Gregory Seiden and our team have served the community for more than 20 years, and created an office environment in which you will feel safe, comfortable, and well cared for. We provide comprehensive dental services to improve our patients' health and well-being, which leaves them free to experience life free of pain and with the confidence to smile."

4  Practice Areas

  • Dentistry
  • Cosmetic Dentistry
  • Pediatric Dentistry
  • Sedation Dentistry

19  Conditions Treated

  • Cavity
  • Chipped Tooth
  • Crooked Teeth
  • Dental Disorders
  • Gingivitis
  • Grinding of Teeth
  • Gum Disease
  • Misaligned Teeth
  • Sleep Apnea
  • Tempormandibular Joint Pain
  • TMJ
  • Tooth Abrasion
  • Tooth Abscess
  • Tooth Attrition
  • Tooth Decay
  • Tooth Demineralization
  • Tooth Discoloration
  • Tooth Loss
  • Toothache

22  Procedures

  • Dental Cleaning
  • Dental Examination
  • Dental Implant
  • Dental Laser Procedure
  • Dental Procedure
  • Digital X-Ray (CDR)
  • E4D Dentist® System
  • Gum Disease Treatment
  • Implant-Supported Dentures
  • Intraoral Camera
  • Invisalign Teen®
  • Invisalign®
  • Laser Cavity Detection
  • MDI Mini Dental Implant
  • Nitrous Oxide Sedation
  • Oral Cancer Screening
  • Oral Sedation
  • Pediatric Dental Exam
  • Periodontal Exam
  • Sleep Apnea Oral Appliances
  • Snoring Prevention
  • Teeth Whitening

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • State University of New York at Binghamton
    Undergraduate School | Graduated 1980
  • New York University / College of Dentistry
    Medical School | Graduated 1985
  • Long Island Jewish Medical Center
    Residency Hospital | Completed 1986
  • Northport VA Medical Center
    Residency Hospital | Completed 1986
  • Stony Brook University
    Other Education | Completed

Awards & Recognition

Awards & Honors

Dr. Seiden has no awards or honors listed.

Media & Publications

Dr. Seiden has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Seiden does not have any memberships or affiliations listed. If you are Dr. Seiden and would like to add memberships or affiliations, please update your profile.

Dr. Seiden's Reviews

Likelihood of recommending Dr. Seiden to family and friends
44 total reviews (1 has a comment)

Likelihood to Recommend (44)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Seiden's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    Under 10 minutes

Patient Comments (1)

Fantastic Dentistry. I move down to Staten Island and gladly drive the hour through traffic so Dr Seiden can work on my family's teeth. I am movin to New Jersey and will continue to see him because of the work he does. I highly recommend him.
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