This is because your account has been added as a 'child' account of another account ('parent' account) which has the ability to 'broadcast' content and announcements to your hospital or district.
Have a look at how the feature works in our help centre articles here: https://intercom.help/med_app/en/collections/2343839-broadcast-features
Or feel free to get in touch with the Med App team via the live chat feature below, or via email at contact@med.app