Follow the steps below to reactivate a Referring Provider.
Select Customer Setup > Referring Providers.
Place a check in the Include inactive referring providers box.
Use the Show All button to view all referring providers. Or use the Search field to further drill down your search.
Select the Referring Provider to reactivate.
Click OK when “This referring provider is currently inactive.” displays.
Uncheck the Make this referrer inactive box.
Click Save.