Dr. Brett Kastin, DDS, Garden City, NY

What patients are saying

Overall rating

3.64

Average wait time

3.71

Bedside manner

3.86

“It was a great experience! Extremely friendly staff! I loved it! Dr. Kastin did everything to help in making my son feel comfortable! Thank you so much. ”

Jamarley J.October 29, 2025

“Appointment was fine. They should secure their wires if they don’t want patients to trip over them, however. ”

Initials hiddenOctober 20, 2025

About Dr. Brett Kastin

*Please Note: The practice will contact you upon booking to verify insurance and walk through the appointment next steps!* CREDENTIALS Over 20 years of clinical experience Assistant Clinical Professor, Columbia University Columbia Orthodontics Residency, Certificate in Orthodontics Columbia School of Dental Medicine, Doctor of Dental Surgery Binghamton University WHY ORTHODONTICS After 20 years in practice, Dr. Kastin still loves orthodontics! “When you work with patients month after month, you start to form a bond. The team and I start to look forward to seeing our patients as much as I like to think they look forward to their visits.” Helping change smiles while forming long-lasting friendships with patients and families is what Dr. Kastin enjoys most about his profession. He also loves the art of orthodontics as much as the science. He believes a smile is made up of a thousand little details and considers it his job to make each one perfect. FUN FACT Not many people know this, but Dr. Kastin is not only an accomplished orthodontist but also a famous athlete. In twelfth grade, his lacrosse skills earned him the Newsday Scholar Athlete of the Week. No autographs, please…

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In-network insurances

99% of patients have successfully booked with these insurances

Aetna

BlueCross BlueShield

Cigna

Delta Dental

Guardian

Metlife

UnitedHealthcare

150+ more in-network plans

Popular visit reasons

Braces / Retainer Checkup

Braces Consultation

Clear Aligners / Invisalign Consultation

Install Braces

Orthodontic Adjustment

Orthodontist Follow Up

Retainer Checkup

Retainer Installation

Braces / Retainer Checkup

Braces Consultation

Clear Aligners / Invisalign Consultation

Install Braces

Office locations

Straight Set Orthodontics - New Hyde Park (1 of 3)

412 Jericho Tpke, New Hyde Park, NY 11040

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Straight Set Orthodontics - Garden City (2 of 3)

601 Franklin Ave, Ste 130, Garden City, NY 11530

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Glen Cove Orthodontics (3 of 3)

3 School St, Ste 202, Glen Cove, NY 11542

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1 of 3

Education and background

Practice names

Straight Set Orthodontics

Education and training

Dental School - Columbia University, Doctor of Dental Surgery
Columbia University, Certificate in Orthodontics

Professional memberships

New York State Dental Association
American Association for Dental Research
American Association of Orthodontists
Rockland County Dental Society
New York County Dental Society

Languages spoken

English

Provider's gender

Male

NPI number

1649368465

Patient reviews

All reviews have been submitted by patients after interacting with the practice.

Overall rating

3.64

Wait time

3.71

Bedside manner

3.86

Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here

11 reviews

Most relevant

Appointment was fine. They should secure their wires if they don’t want patients to trip over them, however.

October 20, 2025Initials hidden

It was a great experience! Extremely friendly staff! I loved it! Dr. Kastin did everything to help in making my son feel comfortable! Thank you so much.

October 29, 2025Jamarley J.Verified patient

It took about 15-30 minutes to be seen; nonetheless, bedside manner was good and they talked about treatment and pricing effectively.

August 6, 2025Chenelle M.Verified patient

Doctor was warm kind and knowledgeable.

March 2, 2025Marion C.Verified patient

November 4, 2025Alexa A.Verified patient

Less than 1 year agoInitials hidden

More than 1 year agoInitials hidden

Frequently asked questions

How soon can I make an appointment with Dr. Brett Kastin?

Generally, Dr. Brett Kastin has appointments available on Zocdoc within 1 week. You can see Dr. Kastin's earliest availability on Zocdoc and make an appointment online.

Is Dr. Brett Kastin accepting new patients?

Dr. Brett Kastin generally accepts new patients on Zocdoc. You can see Dr. Kastin's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. Brett Kastin accept my insurance?

Choose your insurance plan to verify if Dr. Kastin is in-network.

Can I make an appointment with Dr. Brett Kastin online?

Yes, you can make an appointment online with Dr. Kastin using Zocdoc. It’s simple, secure, and free.

What practice does Dr. Brett Kastin work with?

Dr. Brett Kastin works with Straight Set Orthodontics.

Where is Dr. Brett Kastin's office located?

Dr. Brett Kastin has 3 office locations, including in Garden City, New Hyde Park, and Glen Cove, view full addresses on Dr. Kastin's profile.

What are common reasons for patients to see Dr. Brett Kastin?

Dr. Brett Kastin frequently sees patients for Braces / Retainer Checkup, Braces Consultation, Clear Aligners / Invisalign Consultation, Install Braces, and Retainer Installation. You can see other visit reasons for Dr. Brett Kastin on their profile.

What languages does Dr. Brett Kastin speak?

Dr. Brett Kastin speaks English.

How do patients rate Dr. Brett Kastin in reviews?

11 patients have reviewed Dr. Brett Kastin. The overall rating for this doctor is 3.64/5. They have a 3.86/5 rating for bedside manner and a 3.71/5 rating for wait time. You can read individual reviews and ratings on their profile.