LONG BEACH, Calif.--(BUSINESS WIRE)--Obagi Medical Products, Inc. (Nasdaq:OMPI), a leader in topical aesthetic and therapeutic skin health systems, today announced it will report financial results for its fourth quarter and year ended December 31, 2011 after market close on Thursday, March 8, followed by an investor conference call at 4:30 p.m. Eastern time (1:30 p.m. Pacific time).