Dr. Todd Spieles is a 1970 honors graduate of Palmer College of Chiropractic. After a two year residency at Kentuckiana Children’s Center in Louisville, he started private practice at 311 E. Spring St., St. Marys.

His is a family practice with special interests in nutrition, exercise and wellness care.

He takes a minimum of 24 hours of post-graduate education yearly and is an active member in the Ohio State Chiropractic Association.

Dr. Todd is married with five grown children and resides in rural New Knoxville. He maintains an active lifestyle and enjoys jogging, biking and making firewood.

Todd is a lifetime member of the St. Marys Community Library and a former New Knoxville board of education member and trustee with the Auglaize County Historical Society.


Dr. Zach Spieles is a 2006 graduate of Palmer College of Chiropractic.  He attended The University of Toledo before attending Palmer and majored in biology.

Dr. Zach is certified in various adjusting techniques including Activator, Diversified, Thompson, and the Pulstar Analysis system. He is also currently working on a wellness certification program through the International Chiropractors Association (ICA) to be completed this fall.  This will allow patients to better understand what it takes to truly be healthy including proper nutrition, exercise, and stress management.

Dr. Zach was born and raised in New Knoxville where he currently resides.  He enjoys lifting weights, running, and helping with the New Knoxville boys varsity basketball team. He is currently serving as a board member of the New Knoxville Athletic Boosters.