A Superbill can be created and given to the client once an invoice has been created.
From the Billing tab in the client's profile, select the invoice you want to use to create a Superbill
At the bottom of the page, select the 3 vertical dots
Click Download Superbill
This will create a PDF document that you can print, or save and send by email
(Tip: A diagnosis can be added to the client by creating a Treatment Plan)