MELVILLE, N.Y.--(BUSINESS WIRE)--OSI Pharmaceuticals, Inc. (NASDAQ: OSIP) announced today that Michael G. Atieh, Executive Vice President and Chief Financial Officer of OSI Pharmaceuticals, will present at the UBS Global Life Sciences Conference in New York, NY on Wednesday, September 26, 2007 at 3:00pm (EDT). Mr. Atieh will provide an overview on the Company’s product portfolio and business developments.