He is a graduate of the Madras Medical College in Chennai, India. He completed his Internal Medicine Residency at the University of North Dakota, where he served as Chief Resident from 2010-2011. His Fellowship program was completed at Mayo Clinic in Rochester, Minnesota, where he also worked as a Research Collaborator from 2013-2014. Dr. Udayakumar has clinical interest in vasculitis, and is the director of the Vasculitis Clinic at the University of Minnesota. In addition to these credentials, Dr. Udayakumar is also a member of the American College of Physicians and the American College of Rheumatology.