Do you want to know where to enter a 1099R? Did you also get Social Security on a SSA-1099? Yes you enter both of those in separate places.
Enter Social Security
Enter a SSA-1099, SSA-1099-SM or RRB-1099 under
Federal Taxes on the left side or top
Wages and Income
Then scroll down to Retirement Plans and Social Security
Then the second line - Social Security (SSA-1099. RRB-1099) - click the Start or Revisit button