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ZWC Perio

The Art of Implant Dentistry

Welcome to ZWC Perio, it is our goal to provide you with the best periodontal and implant dentistry. We have 3 offices conveniently located in Bethesda, Clinton and Olney, Maryland. At ZWC Perio, we use the latest in advanced technology and techniques to deliver premium quality dental procedures that will cater to your needs. Our greatest priority is helping you achieve a healthy, beautiful smile while ensuring your complete comfort and satisfaction.

Our dental team and staff at ZWC Perio have many years of experience helping patients maintain healthy gums and a beautiful smile. Whether you need dental implants or periodontal work such as gum grafting, crown lengthening, revision or repair, ZWC Perio can help.

Meet Our Doctors
Robert M. Zupnik, D.D.S., M.S.D.

Robert M. Zupnik, D.D.S., M.S.D.

Diplomate of the American Academy of Periodontology
Dr. Zupnik is recognized for his expertise as clinical practitioner, and for his contributions to academia in the study of periodontics. He holds degrees from Georgetown University, and the University of Pennsylvania.

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Dennis E. Winson, D.D.S

Dennis E. Winson, D.D.S

Diplomate of the American Academy of Periodontology
Dr. Dennis Winson, an accomplished dental surgeon, is a graduate of the University of Maryland, Georgetown University, and received a Certificate in Periodontics from the University of Pennsylvania.

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Charles C. Chen, D.D.S.

Charles C. Chen, D.D.S.

Dr. Charles Chen, a periodontist held in high esteem by his colleagues, graduated from the University of Maryland receiving a B.S. degree and a D.D.S. degree. At the Baltimore College of Dental Surgery, University of Maryland, he participated in the Accelerated Professional Training (Honors) Program to obtain his dental degree.

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Edward A. Zupnik, D.D.S.

Edward A. Zupnik, D.D.S.

Diplomate of the American Academy of Periodontology
Dr. Zupnik obtained his B.S. degree from the University of Maryland. He graduated magna cum laude from the College of Dental Surgery, University of Maryland. He continued his professional training at the Dental School, University of Maryland.

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C. Alec Yen, D.M.D., M.S.

C. Alec Yen, D.M.D., M.S.

Diplomate of the American Academy of Periodontology
Dr. Yen, a graduate of Duke University, received his Masters of Science and Certificate in Periodontics from Tufts University School of Dental Medicine in Boston. He is a part-time faculty member at the University of Maryland Dental School.

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Bethesda
Bethesda Medical Building
8218 Wisconsin Ave., Suite 203
Bethesda , Maryland 20814
Tel (301) 656-0331
Fax (301) 656-1325

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Olney
Berlin Professional Center
18121 Georgia Ave., Suite 109
Olney, Maryland 20832
Tel (301) 260-1201
Fax (301) 260-1204

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Clinton
Southern Building Of Maryland
9131 Piscataway Rd., Suite 720
Clinton, Maryland 20735
Tel (301) 868-7716
Fax (301) 868-2831

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