These areas are among his clinical interests: renal artery stenosis, polycystic kidney disease, and glomerulonephritis. Dr. Umans is professionally affiliated with MedStar Washington Hospital Center. He honors Blue Cross/Blue Shield, Coventry, Coventry Health Care Plans, and more. He is accepting new patients. He attended Weill Cornell Medical College and then went on to complete his residency at the University of Chicago Medical Center.