General Dentistry

Our first priority is to listen and understand your needs and desires with regard to your dental health and well being.

Family Dentistry

Our first priority is to listen and understand your needs and desires with regard to your family’s dental health and well being.


Almost everyone wants the comfort and self-confidence of a beautiful smile. For some, the way to achieve this is through the use of Orthodontics.

Emergency Dentistry

Dental emergencies seem to happen at the least opportune moment. They are never convenient nor timely.

Cosmetic Dentistry

We’ll develop a treatment plan customized for you that solves or manages your problems while giving you the smile you’ve always wanted.

Sedation Dentistry

You “no longer” have to suffer from Dental Anxiety! You can stay calm, comfortable and in control with Conscious Sedation.

Holistic Dentistry

Holistic Dentistry is an approach to dentistry that promotes health and wellness instead of the treatment of disease.


TMJ refers to the temporomandibular joints on either side of the jaw.

Oral Medicine

Oral Medicine is the field of dentistry concerned with the oral health care of medically complex patients and with the diagnosis and non-surgical management.


Your first visit is extremely important in establishing a lasting, healthy relationship with our practice. Exceptional care begins with the first phone call.

Welcome to Our Practice

Northern Westchester Dental Care, located in Yorktown Heights, is a modern dental practice dedicated to comprehensive, individualized patient care. Our team of professionals is committed to providing a comfortable environment where health and education are a top priority. We continuously educate ourselves in order to provide you with the highest level of care.

You are in good hands with all of our clinicians. We will take ownership of your needs and work tirelessly to deliver the solution that is best for you. Our team will provide you with information to help you achieve optimum oral health and beauty. We will be responsive to your questions and requests.

Dr. Seth Keiles, DMD

Dr. Seth Keiles was born and raised in California. He was introduced to dentistry early while spending summers working in his father’s office.

Dr. Dana Keiles, DMD

Dr. Dana Keiles was born and raised in Westchester County. She attended Barnard College, Columbia University and received a degree in psychology in 1992.

Dr. Sharon Eder, DDS

Dr. Sharon Eder is originally from Rockland County New York. She completed her BS degree at Cornell University in Ithaca, NY, where she graduated in with honors both in the Psi Chi National Society, and Dean’s List.

Dr. Katie Ehrmann, DDS

Dr. Katie Ehrmann was born in Queens and moved to Westchester County when she was four years old. Dr. Katie went on to attend NYU’s College of Dentistry where she received a Doctor of Dental Surgery degree as well as a certification in Invisalign.

Contact Us

If you are having a dental emergency,
call the office phone number directly.

Tel: 914.205.2530
Fax: 914.245.3216

3505 Hill Blvd Suite F
Yorktown Heights New York 10598


© 2021 Northern Westchester Dental Care