Kelly Walker Brown M.D.

Kelly Walker Brown MD, MBA, is a physician specializing in men's health, with a focus on testosterone, fertility, sexual dysfunction, and microsurgery at Colorado Urology since September 2024. As a Founder Advisor at Level Zero Health, Kelly drives innovation in continuous hormone monitoring using advanced technology. In the role of Medical Advisor at hims & hers, Kelly ensures the scientific accuracy and clarity of health content for readers. Previously, as Medical Director at Posterity Health, Kelly led the development of a digital health platform that enhanced clinical care and established a nationwide referral network for fertility treatments. Kelly completed a Male Fertility and Microsurgery Fellowship at the Medical College of Wisconsin and served as a Urology Resident at the University of California, San Francisco. Educational credentials include an MBA from the Kellogg School of Management and an MD from the Feinberg School of Medicine. Prior experience includes roles in interventional cardiology at UCLA Health System.