Jay Parkinson, MD, MPH, trained in Pediatrics in NYC and Preventive Medicine at Johns Hopkins from 2002 to 2007. Following the release of the iPhone in 2007, he started what he describes as the world's first house call practice powered by the device in Williamsburg, Brooklyn. This venture led to his career in digital health, where he co-founded Hello Health in 2008 and later founded and served as CEO of Sherpaa in 2012.