 CBS NEWS BRIEF. AN ANSWER TO QUESTIONS ABOUT WHY A SPECIALIZED MEDICAL DOCTOR HAS MADE MULTIPLE STOPS AT THE WHITE HOUSE OVER THE PAST YEAR, AMID SPECULATION ABOUT THE PRESIDENT'S HEALTH. CBS'S NANCY CORDES. THE PRESIDENT'S PERSONAL PHYSICIAN STATING THAT A NEUROLOGIST WHO HAS VISITED THE WHITE HOUSE REPEATEDLY OVER THE PAST YEAR WAS NOT.