COVINGTON, Ky.--(BUSINESS WIRE)--Omnicare, Inc. (NYSE:OCR), a leading provider of pharmaceutical care for the elderly, announced today that it will participate in the Oppenheimer 21st Annual Healthcare Conference on November 2 at 9:40 a.m. EDT in New York. Presenting for Omnicare will be John L. Workman, Executive Vice President and Chief Financial Officer.