How to Sign Up for MyChart Make an Appointment Ask a Question Find a Doctor There are two main ways to sign up for a National Jewish Health MyChart account.Download the AppGo to your app store. In the store, search for MyChart. Accept the user agreement. Search Colorado and select the National Jewish Health logo. Click on Sign up at the bottom right of the screen. Sign Up Online Visit the Patient Portal login page and click on the Sign Up button. Enter your information as indicated on the MyChart sign up page.