Skip to main content
Call Now! 770-659-7286

GSO is proud to announce we have a 100% passage rate on the American Board of Orthodontics written examination and is the only School that requires all residents to take this comprehensive exam.

Book Now Menu

Contact Us

Click here to schedule a complimentary consultation
or call 770-749-7292

For general questions or inquiries, please fill out the form below and we will be in touch soon. However, if you need immediate assistance with your appointment or have financial questions, please do not use this contact form. Give us a call at 770-351-7737 so that we may promptly assist you.

Fill out the form to send us a message!




    Language:
    New patient or existing?

    Marketing Communications

    By default, this box is checked, which means you agree to receive SMS marketing communications from GSO. If you do not wish to receive these communications, please uncheck the box.

    Standard message and data rates may apply.


    Two convenient locations to serve you!

    Atlanta Office

    Northridge Plaza
    8200 Roberts Drive, Suite 100
    Atlanta, GA 30350

    Phone: 770-351-7737
    Fax: 770-538-1531
    Email: clinic@gaorthodontics.org

    Map This Location
    Clinic Hours:

    Monday and Tuesday - 12 PM to 8 PM
    Wednesday and Thursday - 7AM to 4 PM
    Saturdays – 8 AM to 2 PM (Two days a month)

    Administrative Hours:

    Monday through Friday – 7 AM to 5 PM

    Gwinnett Office

    Gwinnett Commerce Center
    3700 Crestwood Pkwy NW, Suite 180
    Duluth, GA 30096

    Phone: 770-351-7737
    Fax: 770-538-1531
    Email: clinic@gaorthodontics.org

    Map This Location
    Clinic Hours:

    Monday - 12 PM to 5 PM
    Tuesday - 12 PM to 8 PM
    Thursday - 7 AM to 4 PM

    What Our Patients Are Saying

    Excellent4.4★★★★☆Mali CampbellMali Campbell ★★★★★ mikyia Jonesss (kyia)mikyia Jonesss (kyia) ★★★★★ Mohamad Alassal was so gentle with me my first treatment and explained everything so well! Thank you 💕Ricardo LiraRicardo Lira ★★★★★ Thank you for your service. It is a place for a new smile!Allison ContereasAllison Contereas ★★★★★ I had a great experience with Dr. Mohammad Alkassab. He is an amazing orthodontist who truly cares about his patients and always takes the time to make sure you feel comfortable and understand your treatment. You can tell he really wants the best results for everyone.The whole office is very welcoming and helpful. Everyone at the school/clinic is so kind, patient, and supportive, which makes every visit a positive experience. They always answer questions and make sure you feel at ease.Another great thing is that braces are very affordable here, which makes it easier for many people to get the smile they want. I highly recommend Dr. Alkassab to anyone looking for quality orthodontic care!Benjamin ShifrinBenjamin Shifrin ★★★★★ Friendly team! Inez is really nice!js_loader

    Extended Hours

    Clinical Hours

    Monday: 11 am - 7 pm
    Tuesday: 11 am - 7 pm
    Wednesday: 7 am - 4 pm
    Thursday: 7 am - 4 pm
    Friday: 7 am - 4 pm

    Business Hours

    Monday: 7 am - 6:30 pm
    Tuesday: 7 am - 6:30 pm
    Wednesday: 7 am - 4:30 pm
    Thursday: 7 am - 4:30 pm
    Friday: 7 am - 4:30 pm

    We are honored to be the best of the best