Meet the Doctors


Dr. Kathy Brisley-Sedon, DDS, MAGD

Seville, OH Dentist
Chippewa Creek Dental

A graduate of the Ohio State University's program in dental hygiene and School of Dentistry, Dr. Kathy has worked in the oral health care field for over 40 years. From starting in dental hygiene during high school to establishing her own practice, she has continually and passionately cared for her patients' smiles. Additionally, Dr. Kathy received her mastership in dentistry from the Academy of General Dentists and a fellowship from the College of Dentistry International. Since 1989 Dr. Kathy has served the public in interest of their oral health as a member and leader of local dental societies, chairperson of Give Kids a Smile Day, and executive board member of the Ohio Academy of General Dentistry. In 2000 and with the assistance of others, Dr. Kathy created the Medina County Oral Health Care Coalition which was instrumental in opening a dental clinic to care for low-income individuals and families.


Our team is expanding! Please Welcome Dr. Maryann Jacko and Dr. Jon Siefker to our practice.

Dr. Maryann Jacko & Dr. Jon Siefker

Seville, OH Dentists
Chippewa Creek Dental

Dr. Maryann grew up in Parma, graduated from Baldwin Wallace University in Berea, Ohio with degrees in chemistry and history. Dr. Maryann attended the Ohio State University College of Dentistry graduating in 2000.

Dr. Jon grew up on a dairy farm outside a small town in northwest Ohio called Kalida. He graduated from Vanderbilt University, in Tennessee, then attended the Ohio State University College of Dentistry, also graduating in 2000.

Dr. Maryann and Dr. Jon live here in Medina County and are parents of 3 beautiful children, Andrew, Jack and Elizabeth."

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7:00 am-3:00 pm


9:00 am-4:00 pm


8:00 am-5:00 pm


9:00 am-6:00 pm


9:00 am-3:00 pm