4400 Fashion Square Blvd - PO Box 5795, Saginaw, MI 48603 * Phone: (989) 790-3357 Fax: (989) 790-3443
4400 Fashion Square Blvd - PO Box 5795, Saginaw, MI 48603   *   Phone: (989) 790-3357     Fax: (989) 790-3443

About Us

Dr. Robert Sonntag, D.D.S., Dr. Patrick T. Ruth D.D.S., and their entire office staff would like to thank you for visiting our Website. This site is dedicated to providing our patients and any prospective new patients with the best dental information available. We look forward to meeting new patients in our office and offering to them the best in dental treatments.

Dr. Robert F. Sonntag D.D.S.

Dr. Bob Sonntag and his wife, Susan, have been members of the Saginaw community for over three decades. They have three grown children.


Dr. Sonntag's education started here in Saginaw with graduation from St. Stephen High School. He graduated in 1974 from Michigan State University and then from University of Michigan Dental School in 1979.


For many years, Dr. Sonntag has been the Vice President of the Saginaw Township Soccer Association.  In the fall of 2013, Dr. Sonntag won the prestigious Spirit of Saginaw Award. This award was presented to him for his dedicated community involvement with the highly successful 2012 Midwest Regional soccer tournament.


After practicing dentistry in the Saginaw area for over thirty five years, Dr. Sonntag welcomes you as a new patient.

Dr. Patrick T. Ruth D.D.S,

Dr. Ruth graduated with a Bachelor of Science from the University of Michigan in 2010. In 2014, he received his degree as a Doctor of Dental Surgery from the University of Detroit Mercy.


A Saginaw native, Dr. Ruth graduated from Nouvel Catholic Central in 2006. He is a lifetime member of St. Thomas Aquinas church. Dr. Ruth is excited to be residing in Saginaw once again, and practicing dentistry in the community in which he grew up.


He warmly welcomes you as a perspective or new patient.


Contact Us Today!

Dr. Robert F. Sonntag D.D.S.
& Dr. Patrick T. Ruth D.D.S.

4400 Fashion Square Blvd.
Saginaw, MI 48603

Phone: (989) 790-3357

E-mail: info@sonntagdds.com

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