Following is information and workflows for bringing information from Excel into Revit. Multiple options, tutorial videos on most options.
Go to Subscription Center to get the Revit Database Link Extension. Under Downloads > Product Enhancements > Autodesk Revit DB Link 2013 (or 2012 if this is the version you are running) > Download the Extension > Close Revit and reopen Revit for the Extension to populate in the Add-Ins Tab > External Tools dropdown.
RDB Link works with Microsoft Access.
- Revit DB Link video demonstration - This is a free add-on for subscription customers
- Another video showing - Although from 2010, workflow remains similar
- Import Excel into Access
- This video outlines the linking in Excel through the ACAD file link - manual, but effective workflow