With this Internet connection to your doctor's office, you can schedule appointments, request prescription renewals, review your health history, and more - online, anytime! 02VP. Assistance. For technical problems with your MyChart account, email MyChartSupport@ynhh.org or call 475-246-8041, 8 am - 6 pm Monday-Friday. Ver en Español Esp.Login Page‧Sign Up Now‧MyChart‧Signup‧MyChart Proxy Access‧Mobile Apps.