To switch the Form 1099-R from your name to you wife's name, please follow the steps below:
1. Open TurboTax
2. Select Federal Taxes at the top
3. Next select Wages & Income and select I'll choose what I work on
4. Scroll down to Retirement Plans & Social Security
5. Select Start/Update next to IRA, 401(k), Pension Plan Withdrawals (1099-R)
6. Next select Edit next to the Form 1099 that you wish to change.
7. You will see a screen pop up that says 'Verify the owner of This 1099-R"
8. Check your wife's name and this will remove your name.and select continue to complete the tax return.