Dr. Jon Walker portrait

Jon Walker, MD, MS

Primary Practice Location:

Olentangy Office

3400 Olentangy River Road

Columbus, Ohio 43202

Dr. Jon Walker joined Ohio Gastroenterology Group, Inc. in 2019. He earned his medical degree from the University of Cincinnati and subsequently completed his residency and fellowship at Ohio University. He went onto complete an Advanced Endoscopy fellowship at the Medical University of South Carolina.


Professional Training:

  • Medical University of South Carolina, Advanced Fellowship, Endoscopic Ultrasound, 2007 – 2008
  • The Ohio State University Medical Center, Digestive Disease Fellowship, 2004 – 2007
  • The Ohio State University Medical Center, Internal Medicine Residency, 2001 – 2004


  • The Ohio State University, Master of Medical Science, 2005
  • University of Cincinnati College of Medicine, Doctor of Medicine, 2001
  • Ohio University, BS, Summa Cum Laude, 1996

Board Certifications:

  • American Board of Internal Medicine, Gastroenterology, 2007 – present
  • American Board of Internal Medicine, 2004 – present

Special Interests:

  • Barrett’s Esophagus ablation and endoscopic mucosal resection
  • Colonoscopy with removal of large polyps
  • Endoscopic Ultrasound (EUS)
  • Capsule Endoscopy

Name Pronunciation

Play Video