I have set up a user name & password that you can use to look at the issue:
User Name: CodeAndMore
Password: codeMore1234
URL: https://ochealthcareagency.com/innovations/wp-login.php
To view the widget, go to the bottom and click on Page Widgets/Search Page.
The webpage is https://www.ochealthcareagency.com/innovations/about/ and the drop down is Categories.