About GI Expert Opinion
GI Expert Opinion is the only expert opinion service specifically established for and dedicated to the increasingly subspecialized and complex field of Gastroenterology (GI) and its closely related fields, including but not limited to Advanced Endoscopy. Based in Los Angeles, GI Expert Opinion offers a variety of consultative and second opinion services for clients around the world. Our diverse clientele include: i) individuals seeking more knowledge or options regarding their health condition(s), ii) legal professionals needing expert medical witness services, and iii) others, including biotechnological corporations with R&D interests in the GI sector, healthcare organizations. and government bodies. We offer customized professional services tailored to our unique clients.
About the Founder
Dr. James H. Tabibian, MD, PhD, FACP, FASGE, FACG, AGAF is a Health Sciences Clinical Professor in the David Geffen School of Medicine at UCLA and an Interventional Endoscopist at Adventist Health Glendale, where he serves as Medical Director of the Advanced GI Center. His clinical and research interests include bile duct disorders (e.g. primary sclerosing cholangitis [PSC], cholangiocarcinoma), therapeutic endoscopy, and endoscopic management of gastrointestinal, pancreatobiliary, and hepatologic conditions.
Dr. Tabibian has published extensively in top tier peer-reviewed journals internationally, as can be seen in the National Library of Medicine's archive (https://www.ncbi.nlm.nih.gov/pubmed/?term=tabibian+j), and has authored numerous book chapters as well as the 2023 book “Digestive Problems Solved.” He serves as an Editorial Board member for several leading peer-reviewed biomedical journals and an ad hoc reviewer for these as well as numerous others. Dr. Tabibian is an active member of numerous major professional societies, including the AASLD, ASGE, AGA, ACG, and ACP, and has held various leadership positions. In addition, he has been awarded extramural research grants, is a certified expert medical reviewer in Gastroenterology for the Medical Board of California, and an advisor for various private organizations and governmental agencies Lastly, Dr. Tabibian maintains his clinical expertise in endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), luminal stenting, and endoscopic mucosal resection (EMR), among other procedures. A copy of Dr. Tabibian’s research profile can be found here.
GI Expert Opinion is committed to completing tasks fairly, efficiently, and effectively and to the full satisfaction of its clients.
Your success is GI Expert Opinion’s success.
In the news
Video podcast on the topic of “Endoscopic Luminal Stenting - Highlights for the Advanced Practitioner” featuring Dr. James H. Tabibian, MD, PhD, FACP.
“Living With PSC” Podcast, Episode 14: “Vancomycin as a treatment for PSC”, featuring Dr. Tabibian, MD, PhD, FACP.
Dr. Tabibian and colleagues become the first in the U.S. to deploy a HANAROSTENT endoscopic luminal stent, as seen here, on January 2, 2019. This led to the first published experience with duodenal HANAROSTENTs in the Americas.
Published article on “Medical professional liability risk and mitigation: An overview for early-career gastroenterologists” in GI & Hepatology News, the official newspaper of the AGA Institute, by Dr. Tabibian and colleagues.
Invited Guidepoint blog article on “The Evolution of Teleheath” by Dr. Tabibian, MD, PhD, FACP
Continuing medical education (CME) webinar on “Colon and Other GI Cancer Screening” by Dr. Tabibian, MD, PhD, FACP, hosted by the Armenian American Medical Society.
EVendo score webpage goes live in MDCalc. The EVendo Score was developed and validated by Dr. Tabibian and mentees/colleagues to noninvasively, quickly, and reliably predict the presence and size of esophageal varices for risk stratification and clinical decision-making support purposes in patients with cirrhosis. The full original article, “Machine Learning-based Development and Validation of a Scoring System for Screening High-Risk Esophageal Varices,” was published in 2019 in Clinical Gastroenterology and Hepatology and is indexed in PubMed by the U.S. National Library of Medicine.
Dr. Tabibian is selected as Lead Guest Editor for a Special Issue on “The Evolution of Advances in Endoscopic Stenting” in Gastroenterology Research & Practice.