About Locust Valley Dentists

Award-winning dentistry in Locust Valley

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Meet Dr. Adrianne Koster

Skillful and detail-oriented, Dr. Adrianne Koster is an award-winning dentist. From dental school and residency to her work at distinguished Manhattan practices, she’s developed a unique approach to family dental care.

Dr. Koster has expanded her expertise through advanced cosmetic dentistry training at Aesthetic Advantage, an elite program at the NYU College of Dentistry’s Rosenthal Center. Under the guidance of top mentors, she refined her skills in high-tech cosmetic treatments and gained advanced knowledge in patient-centered aesthetic dentistry. In addition to completing the program’s master’s track, Dr. Koster now serves as an instructor at Aesthetic Advantage, teaching alongside some of the top cosmetic dentists in the country.

She believes in the value of empowering her patients and helping them understand the variety of treatment options available through the highest-quality patient care. Patients and colleagues describe her as warm, friendly, gentle, and caring.

    Education & Expertise

    • The State University at Stony Brook Dental School
    • General Practice Residency, Long Island College Hospital
    • American Dental Association
    • New York State Dental Association
    • Nassau County Dental Society
    • New York County Dental Association
    • Advanced Cosmetic Dentistry Training, Aesthetic Advantage (Master’s Program Graduate and Instructor)

    Dr. Koster has been recognized as a “Top New York Dentist” since 2016!

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    " Dr. Koster is a great dentist who is patient, attentive, and gentle.  She took the time to explain every treatment option available and made sure that all of my questions and concerns were addressed. The staff is very friendly and always willing to work around my schedule.  I would definitely recommend Dr. Koster for your dental care. "

    - Jeniza K.

    I love this office! Dr Koster knows what she’s doing and has great staff that are friendly and professional! What I appreciate the most is her attention to detail, looking out for my best interest and letting me know what’s happening with my health so I can take better care of myself. This Doctor is truly someone who cares about her patients!!! "

    - Renee S.

    Dr. Adrianne Koster is Amazing! She is caring, gentle, extremely personable, and provides exceptional dentistry. The staff is very professional and nice. Thank you! I love my new smile. "

    - Maria G.

    Ready to begin your journey to a healthy smile?

    Dr. Adrianne Koster general dentistry Locust Valley NY

    General Dentistry

    Your dental health starts with regular exams and cleanings. We help prevent cavities, gum disease, and other dental health problems and educate our patients on how to achieve a healthy and happy mouth for life.

    Cosmetic Dentistry

    Our strong cosmetic focus allows patients to achieve smiles that are both healthy and beautiful. Our cosmetic work includes offering patients the choice of white composite or porcelain fillings, porcelain veneers or crowns, as well as teeth straightening with Invisalign. We also provide a variety of gentle teeth whitening treatments like ZOOM in-house whitening and custom take-home whitening trays.

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    Family Dentistry

    We welcome kids, adults, and everyone in between. Our dentists and staff tailor their approach to meet the individual needs of every patient who visits our office.

    Our Office

    Conveniently located in Locust Valley, our office is friendly, welcoming, and high-tech, too. We not only offer the latest and most-proven dental treatments but a variety of niceties designed to increase your comfort, too. You can enjoy headphones and relaxing music, protective eyewear, blankets, pillows, and aromatherapy during your visit.

    Our goal is to eliminate anxiety and help you get the care you need to look and feel your best. During your first visit, you will:

    • Tour our office and get to know our team
    • Review your health history with your dentist
    • American Dental Association
    • New York State Dental Association
    • Nassau County Dental Society
    • New York County Dental Association

    " Dr. Koster is the absolute best. I wish I had found her sooner. She really cares about her patients! "

    - Kelly M.

    " I had a great appointment with Dr. Koster. She is really knowledgable and friendly. Not pushy like my last dentist. Highly recommend! "

    - Djuro K.

    " Dr Koster is very knowledgeable about all aspects of Dental Care. She also has a caring nature  I would highly recommend her. "

    - Linda C.

    Monday
    9am - 6pm
    Tuesday
    8am - 5pm
    Wednesday
    9am - 5pm
    Thursday
    9am - 6pm
    Friday
    CLOSED
    Saturday
    CLOSED
    Sunday
    CLOSED