Dr. Brian S. Lim, MD, MCR, FACP, FACG, FASGE, AGAF
Bariendo Orange County, CA Director
Board-certified gastroenterologist and interventional endoscopist specializing in advanced bariatric suturing and medical weight loss; Associate Professor of Medicine at UC Riverside School of Medicine
Dr. Brian S. Lim is a highly accomplished clinician, educator, and researcher. He is an Associate Professor of Medicine at University of California Riverside School of Medicine.
He graduated with Honors from Chicago Medical School and was inducted into Alpha Omega Alpha Medical Honor Society. He then completed his internal medicine residency at UCLA-San Fernando Valley Internal Medicine Program where he served as Chief Resident. His gastroenterology fellowship was completed at UC Davis where he acquired training in advanced endoscopy, earned his Master’s in Clinical Research in conjunction with NIH K30 grant, and received the ACG Governor’s Clinical Research Award.
While his main passion is patient care, he has been acknowledged for his numerous accolades as an educator, leader, and researcher. In addition to his academic title at UC Riverside, he also served as an area research chair and residency research chair at Kaiser Permanente Riverside Medical Center where he worked for over 13 years before joining United Medical Doctors in 2022. His numerous awards include Internist of the Year Award, Excellence in Teaching Award, Kaiser Permanente Southern California Physician Researcher of the Year Award, and American College of Physicians Distinguished Teacher/Mentor Award. Dr. Lim has authored numerous research articles, case reports, educational videos, book chapters and had the privilege of presenting the results of his research at national meetings. In 2016, he published one of the world’s first videos in VideoGIE on the usage of endoscopic suturing device. He remains an active manuscript reviewer for several peer reviewed medical journals.
Dr. Lim has received the Southern California Super Doctors recognition for seven consecutive years. He is an active member of Association of Bariatric Endoscopy (ABE) and a fellow of American College of Physicians, American College of Gastroenterology, American Society of Gastrointestinal Endoscopy and American Gastroenterological Association. When not working, he likes spending time with his family, volunteering at church, and pursuing his musical interests, especially singing.