Dr. Seth Kleinrock, DDS

Dr. Seth Kleinrock, DDS

Orthodontics  ·  

Accepting new patients

Dr. Seth Kleinrock, DDS is an orthodontics practitioner in Hewlett, NY and has been practicing for 30 years. He practices orthodontics and dentistry.Read his story

Kleinrock Orthodontics

1705 Broadway

Hewlett, NY 11557
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Insurance Accepted

  • Aetna
  • Ameritas
  • Assurant Health
  • Cigna
  • Delta Dental
  • Dental Network of America
  • EmblemHealth
  • Guardian
  • MetLife
  • Principal Financial Group
  • United Concordia

Learn about Dr. Kleinrock

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Dr. Kleinrock's bio

This content was provided by Dr. Kleinrock "Dr. Kleinrock has been practicing orthodontics in the Five Towns area and Long Beach for more than 21 years. After graduating Summa Cum Laude from the University of Maryland Dental School and winning the University Gold Medal for outstanding achievement, he completed a General practice Residency at New York Hospital Medical Center-Queens Division. His orthodontic specialty took place at the University of Medicine and Dentistry of New Jersey. Dr. Kleinrock has published articles in orthodontic journals as well as lectured at local dental societies, and has been named for five consecutive years to the Century Club as one of Align Technology's top 100 doctors of Invisalign treatment. He recently became one of Invisalign's Elite Providers, representing the top 1% of Invisalign doctors nationally, and lectures nationally to other orthodontists on the use of Invisalign. Dr. Kleinrock also received the 2011 New York Top Doctors and Dentists award."
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Care Philosophy

This content was provided by Dr. Kleinrock "At Kleinrock Orthodontics our goal is to provide outstanding orthodontic care in a warm and caring environment."

2  Practice Areas

  • Orthodontics
  • Dentistry

16  Conditions Treated

  • Crooked Teeth
  • Crossbite
  • Dental Crowding
  • Dental Disorders
  • Dental Spacing
  • Gaps Between Teeth
  • Grinding of Teeth
  • Malocclusion (Bad Bite)
  • Misaligned Teeth
  • Open Bite
  • Orthodontic Disorders
  • Overbite
  • Overjet
  • Protruding Front Teeth
  • Thumb Sucking
  • Underbite

18  Procedures

  • Bite Adjustment
  • Cosmetic Oral Evaluation
  • Cosmetic Procedure
  • Dental Brace
  • Fixed Orthodontic Correction
  • Invisalign®
  • Metal Dental Braces
  • Non-Surgical Bite Correction
  • Non-Surgical Orthodontic Procedures
  • Orthodontic Aligners
  • Orthodontic Procedures
  • Orthodontic Treatment, Adult
  • Orthodontic Treatment, Early
  • Removable Appliances
  • Retainer Therapy
  • Retainers
  • Spacers for Braces
  • Springs for Braces

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.


  • SUNY Stonybrook
    Undergraduate School | Graduated 1981
  • University Of Maryland Dental School
    Medical School | Graduated 1985
  • New York Hospital
    Internship Hospital | Completed 1986
  • Rutgers University
    Residency Hospital | Completed 1988

Awards & Recognition

Awards & Honors

Dr. Kleinrock has no awards or honors listed.

Media & Publications

Dr. Kleinrock has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

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

Dr. Kleinrock's Reviews

Likelihood to recommend Dr. Kleinrock


Based on 160 reviews

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Average Wait Time
  • Under 10 minutes
Dr. Kleinrock's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Seth Kleinrock, DDS
Dr. Kleinrock does not explain procedures in clear manner.He is often rush. His often staff is very rude, especially the receptionist. He offers chances to win prizes(ipads) if you post positive reviews. I think that is why there may be disproportionate amount of 5 stars.
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Aug 21, 2018
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I am wearing Invisalign braces on my upper teeth since August and I am thrilled with the care that Dr. Kleinrock has given me. Dr. Kleinrock answered any questions that I had with patience and expertise and everything is going even more smoothly than I expected. His office staff is extremely...Read More
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Judy Slutzkin in Woodmere, New York – Mar 03, 2017
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