The New Deal was mostly rolled back a while ago. After all corporatism did generally fall out of fashion for after WW2 (and of course there was quite a bit of opposition of state planning due to geopolitical reasons in the 50s and later)
Social security? And the follow-up, Medicare?
Those are both being actively dismantled.
Social Security and Medicare are ~26% and ~16.5% of the federal budget (excluding the 15% of the budget that's just financing previous years' budgets):