If you have a 1099R you need to enter it on your tax return. Generally the tax withheld is an estimated amount, and you could possibly still owe tax when that money is combined with your other income.
Go to Federal> Wages and Income>Retirement Plans and Social Security>IRA 401 k) Pension Plan Withdrawals to enter your
1099R.
Go to Federal> Wages & Income>>Retirement Plans and Social Security to enter your SSA1099.