Administrative Contact
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Dr. Sahar H. Koubar is an Associate Professor of Medicine at the University of Minnesota. Before joining UMN, she served as a Vandyke Medical Educator at the School of Medicine and the Nephrology Fellowship Program Director at the American University of Beirut, Lebanon. She also served on the Lebanese National Committee for Kidney Health. Her clinical and research interests include glomerular diseases, pregnancy-related kidney diseases, conservative kidney management (CKM), monoclonal gammopathy of renal significance (MGRS), and conflict nephrology. She is a member of the International Society of Nephrology-Conservative Kidney Management working group, which is tasked with spread and implementation of CKM globally. She also serves as an instructor for the Glomerular Disease Study & Trial Consortium (GlomCon). She has over 26 publications,
mostly as a first or corresponding author. She serves as the section editor for glomerular diseases in Clinical Nephrology Journal and a reviewer for several international and national journals. She has a strong commitment to research in glomerular diseases and obstetric nephrology, and she serves as the PI on several international clinical trials.
Dr. Koubar’s current research focuses on clinical trials and collaborative studies in glomerular diseases, vasculitis, and women's kidney health. As Principal Investigator, she leads several Phase 3 trials evaluating novel therapies for IgA Nephropathy (IgAN), as well as a Phase 4 trial on avacopan for ANCA-associated vasculitis. She also spearheads a multicenter U.S. study examining maternal and neonatal outcomes in women with Alport syndrome, with the University of Minnesota serving as the reference center. As Co-Investigator, she is actively involved in multiple registries and biobanks related to vasculitis and monoclonal gammopathy. She also Contributes to systematic reviews and guideline implementation in conservative kidney management.
Before joining UMN, Dr. Koubar served as a core faculty educator at the School of Medicine at the American University of Beirut, Lebanon. She also served as the Nephrology Fellowship Program Director 2018-2022, where she built educational, research and mentoring programs for the nephrology fellows. She is an instructor for the Glomerular Disease Study & Trial Consortium (GlomCon). She also participated in creating interactive sessions on various topics in nephrology for the NEJM Healer.