Deductions & credits

Yes, we will need these fields completed to check what itemized deduction might apply to the interest on the mortgage.
This is the blue link for What if I don't have my 1098?
As long as the information is completed, it does not have to be from a paper form. 
Box 7  would be checked on a Form 1098 if the loan is secured by a particular address, i.e. a home loan.