While using the Intuit QuickBooks Bill Pay service in QuickBooks 2014, you may see that the Bill Pay account is not showing in Bank Feeds (Express Mode).
This issue has been resolved in the latest release for QuickBooks 2014.
Update to the latest release:
Go to the Update to the Latest Release web page.
IMPORTANT: Make sure your product is selected. If not, click the Change link and select your QuickBooks product.
Select and follow the instructions for one of the update options: