Look at your federal tax return, Form 1040, on the first page is your name and Social Security number. Is the the name and SS number the same as on your current Social Security card.
To access your current or prior year online tax returns sign onto the TurboTax website with the User ID you used to create the account - https://myturbotax.intuit.com/
Scroll down to the bottom of the screen and on the section Your tax returns & documents. Click on the Year and Click on Download/print return (PDF)
If this is correct then follow the instructions on the notice you received from the IRS.
