how do I change my email address?

Hi there @MobileDental ! Please do the following to change the email associated with your Zoom account: 

1. Sign in to the Zoom web portal. 
2. In the navigation menu, click Profile.
3. Under Sign In, click Edit next to Sign-In Email.

https://support.zoom.us/hc/en-us/articles/201362563-Changing-the-email-associated-with-your-account

Just checking in @MobileDental , did this help?