John Mattoon

John Mattoon

ProfessorDiagnostic Imaging      

Dr. John Mattoon graduated from Oregon State and Washington State Universities in 1984. Following small animal practice in Portland, Oregon, he began a radiology residency at UC Davis, earning Diplomate status in ACVR in 1989. Dr. Mattoon worked as a specialist in San Francisco before beginning an academic career at Oregon State in 1991. He has since been faculty at the Atlantic Veterinary College, The Ohio State University, and WSU, and was Chief Radiologist with Antech Imaging Services from 2014-2016. He has returned to WSU as a Clinical Professor, focusing on resident and student training. Dr. Mattoon has been honored with numerous teaching awards and has served the ACVR in various positions for many years, including President. Dr. Mattoon is co-editor of Small Animal Diagnostic Ultrasound, has 90 scientific publications, chapters in several veterinary textbooks, and has had the pleasure of presenting at over 100 meetings worldwide.


  • DVM, Oregon State University & Washington State University, 1984
  • BS, Oregon State University, 1981


  • Board certified, American College of Veterinary Radiology (Diplomate ACVR)

Research Interests  

  • Clinical use of diagnostic imaging modalities


Professional Service  

  • Chair, Professional Health Sciences Committee 2018-present
  • Faculty Senate Steering Committee 2018-present
  • Web liaison, International Veterinary Radiology Association (IVRA) 2019-present

Honors and Awards  

  • Pfizer Distinguished Teacher Award 2009
  • Newbrey Teaching Scholar 2007, 2008, 2009, 2010, 2011, 2012, 2020
  • Wescott Clinical Teaching Scholar 2007, 2008, 2009, 2010
  • Faculty Clinical Teaching Award, The Ohio State University, 2006
  • Carl J. Norden Distinguished Teacher Award, The Ohio State University 2002
  • Carl J. Norden Distinguished Teacher Award, Oregon State University 1996
  • Merck SD AGVET Award for Creativity in Teaching, Oregon State University 1994