 From the Brown Physicians News Center, this is the WPR News at 7 o'clock. Has the president been treated for Parkinson's? No. Is he being treated for Parkinson's? No, he's not. Is he taking medication for Parkinson's? No. The White House starts the day again on the defensive after it's learned a Parkinson's expert visited the White House eight times in his many months. The White House doctor reacting to this in the night. Here's ABC's Lionel Moyes. The president's doctor released a late-night letter.