Dr. Loomis, FACLM received his medical degree from the University of Arkansas and was elected to the Alpha Omega Alpha Honor Medical Society and graduated with honors. He completed his internship and residency in internal medicine at Barnes Hospital in St. Louis, Mo. He received an MBA from the Olin School of Business at Washington University. He is board-certified and also completed the plant-based nutrition certificate from Cornell University.

He has served as team internist for both the St. Louis Rams football and the Cardinals baseball teams, and tour physician for the St. Louis Symphony Orchestra. He served as the director of prevention and wellness at St. Luke’s Hospital and was on the clinical faculty at Washington University School of Medicine.