He received his medical degree from David Geffen School of Medicine, University of California, Los Angeles. In 2008, he completed a one-year internal medicine internship from Olive­View UCLA Medical Center in Sylmar, California. From 2008-2009, Dr. Kumar completed one year of his Diagnostic Radiology residency program at Harbor­UCLA in Torrance, California, and from 2009-2012, he finished the remainder of his Diagnostic Radiology residency at UCSF, followed by a vascular and interventional radiology fellowship at UCSF in 2013.