John W. Willoughby, DDS, MS

Retired October, 2016


Dr. John Willoughby was raised in Ypsilanti, Michigan. Attending The University of Michigan School of Dentistry he came to love the intellectual challenge of diagnosis and the clinical skills necessary to help patients with their root canal problems. Following graduation from dental school in 1971, he began teaching there and started a general dental private practice in Ann Arbor, Michigan. Completing his Masters in Endodontics in 1975, he moved East Lansing to begin a specialty practice that became Endodontic Specialists. Through this effort he has made a difference in the Greater Lansing community by helping patients find excellent treatment in a caring environment

Dr. Willoughby and wife Carolyn are active volunteers in the community. They have two children who have given them four wonderful grandchildren. Together they enjoy bicycling, snow skiing, travel, and good food. He has had numerous leadership opportunities in the following:



  • Coaching youth soccer – First president of Eastside Soccer
  • Founding member of Friends of the Governor’s Residence – Past President
  • Midwest Karting Sprint Series – Past President and Board member


  • American Dental Association: Delegate
  • Michigan Dental Association:
    • Trustee
    • Secretary
    • Chairman of MDA’s member services corporation
    • Designed the MDA Radiography Training Program that has trained thousands of dental assistants
    • Helped create Washtenaw Community College’s online dental assisting program which is used statewide
  • Central District Dental Society:
    • Delegate
    • Numerous committees
  • American Association of Endodontists:
    • Committee Member
  • Michigan Association of Endodontists:
    • Past President and board member


  • University of Michigan
    • Clinical instructor: Endodontics and Operative Dentistry
    • “Introduction to the Profession” for dental students
  • Specialty Lecturer: Lansing and Washtenaw Community Colleges


  • Fellow, American College of Dentists:
  • Fellow, International College of Dentists:
  • Merck award for outstanding achievement in undergraduate organic chemistry
  • R. F. Sommer Award for outstanding senior in Endodontics
  • American Association of Endodontists Award for outstanding senior in Endodontics