About John G Onderak DDS

- Over 35 Years of Experience
- Member of the ADA
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Smile girl

Let Our Dentist Get Your Smile Back

John G Onderak is a native of Beloit. He was born and raised here. His connection to the community is a lasting one. This is why he aims at giving his best to the people of Beloit. You can depend on him for professional, gentle, and friendly service.

Call us anytime for an appointment. We're happy to accept all patients. Don't hesitate to come to our clinic.

Experienced Work

He has been a practicing dentist for over 35 years now. During this time, he has had many happy customers ranging from kids to adults.

Education

  • Our Lady Of The Assumption Catholic Grade School
  • Beloit Catholic High School
  • BA in Biology from Loras College
  • DDS from Marquette University

Active Memberships

Dr. Onderak is a member of:
  • Rock County Dental Society
  • Wisconsin Dental Association
  • American Dental Association

About Us

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