Home Providers Gregory Lam, D.O. FACP FASGE
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Dr. Gregory Lam



Office Location
2055 Hospital Drive
Suite 325
Batavia, Ohio 45103

Gregory Lam, D.O. FACP FASGE


  • Bachelor of Science: Gonzaga University, Spokane, Washington 1993-1996
  • Medical School: Doctor of Osteopathic Medicine, Midwestern University, Glendale, Arizona 1999-2003
  • Internship, Residency: internal Medicine, Loyola University Medical Center, Maywood, Illinois 2003-2006
  • Fellowship: Gastroenterology, Loyola University Medical Center, Maywood, Illinois, 2008- 2011
  • Advanced Fellowship: Advanced Endoscopy, SUNY Downstate Medical Center, Brooklyn, NY, 2011-2012


  • ABIM Board Certified Internal Medicine
  • ABIM Board Certified Gastroenterology



  • Private Practice, Cincinnati GI, 2018-Present
  • Lead Physician 2016-2018, St Elizabeth Physicians 2012-2018
  • Hospitalist, Instructor of Medicine, University of Chicago 2006-2008
  • Research Technologist, Retroviral Gene Therapy, University of Washington 1996-1998

Office Location:

  • Batavia Office
  • Adams County Regional Medical Center Office

Hospital & Endoscopy Center Affiliations:

  • Mercy Clermont Hospital
  • Adams County Regional Medical Center


  • Castle Connolly Regional Top Doctors 2018
  • Cincinnati Top Doctors 2017
  • Fellow American Society for Gastroenterological Endoscopy
  • ASGE Education Achievement Award 2014
  • Fellow American College of Physicians
  • Rocky Mountain Interventional Endoscopy Course Scholarship Grant. Denver, Colorado. February 2010.
  • IBD Mentoring Program for GI Fellows Grant. Chandler, AZ. November 2009
  • University of Chicago CHAMPS Reynolds Scholar
  • MAGIS Star Recipient 2004 –Loyola University Medical Center

Professional Membership:

  • Ohio Osteopathic Association
  • The Ohio State Medical Association
  • The American College of Gastroenterology
  • American College of Physicians
  • American Society of Gastrointestinal Endoscopy
  • American Gastroenterological Association
  • American Association for the Study of Liver Diseases

Personal Interests: 

Dr. Lam grew up in Richland, Washington and his father was a prominent gastroenterologist in the area.  He currently resides in Cincinnati with his wife and three children.