Meet Our Doctors

Pioneering a New Culture of Dentistry

At Whittaker Family Dental, you can feel comfortable knowing that we provide comprehensive dental services all under one roof and at a location close to you.

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Whittaker Family Dental Bryan

Dr. You (Christine) Zhang

Dr. Zhang graduated from Case Western Reserve University. She then pursued a M.B.A. in healthcare management. While In school, Dr. Zhang realized her passion for dentistry. Upon graduation of her master’s degree, Dr. Zhang received acceptance from Case School of Dental Medicine. Dr. Zhang then completed G.P.R training at University of Toledo where she received advanced training in restorative, pediatric, prosthetic, and endodontic dentistry as well as surgery.

Dr. Zhang is gentle, compassionate, and is a great listener. It is Dr. Zhang's Priority to provide quality time with you and to have all of your questions answered. She is also great with anxious patients and kids! As your personal dentist, Dr. Zhang is staying on top of the latest techniques with restorative and digital dentistry. Dr. Zhang is passionate about improving your experience and giving you the absolute best care.

Dr. Zhang was raised in Cleveland Ohio. When she is not making you smile, she loves to cook, work out, and sail. Dr. Zhang's newest goal is to hike through all the Ohio Metro parks!

Whittaker Family Dental Defiance

Sheridan Bilen, DDS

Dr. Sheridan Bilen is a dedicated and compassionate dentist who has been serving our patients since 2018. A proud graduate of The Ohio State University College of Dentistry, Dr. Bilen is committed to continual growth in his craft and strives to provide exceptional, patient-centered care every day.

Outside the office, Dr. Bilen enjoys an active and outdoorsy lifestyle. He loves spending quality time with his wife, Rita, and their family, and you can often find him bird watching, biking, or enjoying any activity that gets him out into nature. His appreciation for the outdoors mirrors the calm, thoughtful approach he brings to dentistry—always attentive, always present, and always striving to make each patient feel comfortable and cared for.

Dr. Bilen is thrilled to continue growing in his profession and looks forward to helping patients achieve healthy, confident smiles for years to come.

Whittaker Family Dental Napoleon

Dr. Steven Lantzy

Steven Lantzy, DDS has over 30 years of experience. He graduated from the University of Illinois Chicago/College of Dentistry Medical School in 1995. He has practiced in Illinois, Michigan, and now Ohio, where he resides with his wife in Napoleon. He specializes in general dentistry and is accepting new patients! Dr. Lantzy is honest, compassionate, and gentle. He is very passionate about experiences and will strive to make every visit smooth and give you the absolute best dental care he is capable of giving.