 Firing back against more cognitive concerns on President Biden post-debate. Press Secretary Karine Jean-Pierre. Has the president been treated for Parkinson's? No. Is he being treated for Parkinson's? No. But she does confirm a neurologist has visited the White House and cleared Biden three times. National Security Council spokesman John Kirby also discussed support for the president today ahead of a big NATO summit in D.C. They wouldn't be coming.