East Troy Family Dental Center
2481 Executive Drive

East Troy, WI 53120


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Dental Assistants

From insurance questions, to chair-side comfort, our staff at East Troy Family Dental Center is committed to our patient's needs and concerns.

Our Staff is committed to making sure you feel comfortable during each experience with our knowledable team. From TV's in our opperatory rooms to intra-oral cameras to show our patients up close views of what we are looking at.


All our professionals at East Troy Family Dental Center are active members of the Wisconsin Dental Association and maintain the highest levels of accreditation through continuing education to stay on top of the latest trends of dentistry.

Gregory A Nyffeler, DDS

Dr. Gregory A. Nyffeler As a second generation dentist, Dr. Greg returned to his hometown to practice dentistry in 1986. He received his Bachelor of Science degree and his Doctor of Dental Surgery from Marquette University. Dr. Greg has received further certificates in orthodontia, sedation dentistry, cosmetic surgery, practice management and patient education. In addition to practicing in East Troy, Dr. Greg has volunteered to assist the impoverished through the Wisconsin Dental Association's Mission of Mercy Program. Dr. Greg enjoys playing golf and spending time with his wife and two children. He is an avid fan of the Marquette University men's basketball team, Green Bay Packers, and Milwaukee Brewers.








  Joe Flask, DDS

Dr. Joe Flask was born in Milwaukee and raised in Mukwonago, WI. There, he attended high school and was accepted into a highly selective and comprehensive pre-dental Scholars Program at Marquette University. Through this prestigious program, he received his Bachelor's degree in Biomedical Sciences and continued on to Marquette University's School of Dentistry. There he received his Doctor of Dental Surgery degree graduating Magna Cum Laude. Dr. Joe was looking to work in a familiar place; he is happy to return to East Troy.

Dr. Joe believes in meeting people with respect, listening to their needs, and helping them out of pain. "Every patient presents a specific need, and the first step is learning what is important to each individual".

In his free time, Dr. Joe enjoys the outdoors and staying active. Whether it's a run through the park, riding his bike playing tennis or rock climbing, he's always moving. When it comes to cheering for a team, Dr. Joe will be heard cheering for the Packers, Brewers, and his alma mater!