MELVILLE, N.Y.--(BUSINESS WIRE)--FONAR Corporation (NASDAQ:FONRD), The Inventor of MR Scanning(TM), today announced that following its annual meeting of stockholders held yesterday, it has effected a reverse stock split at a ratio of 1:25 (one new share for every 25 shares) of its outstanding common stock and all other classes of its outstanding stock, effective April 17, 2007.