CONTACT INFORMATIONBIOGRAPHYCREDENTIALSPUBLICATIONSWilliam O'Malley, M.D.Contact InformationPhone NumbersAppointment: (585) 341-0366Office: (585) 341-0366Fax: (585) 341-0681A member of the University of Rochester Medical Faculty GroupgroupAn Accountable Health PartnerassignmentAccepting New PatientsLocationsHighland Hospital Bariatrics1000 South AveRochester, NY 14620-2733Bariatrics: (585) 341-0366Faculty AppointmentsAssistant Professor of Clinical Surgery - Department of Surgery , Bariatric/GI (SMD) Patient Care SettingSurgeryBiographyProfessional BackgroundDr. O'Malley is an Assistant Professor of Clinical Surgery at the University of Rochester Medial Center and the Director of Bariatric Surgery at Highland Hospital. He has been a bariatric surgeon since 1997 and has performed nearly 4,000 bariatric surgical procedures. He introduced Laparoscopic Bariatric surgery to the region in 2000. He was certified by the American Board of Surgery in 1997. Dr. O'Malley performs multiple types of Bariatric procedures depending on an individual patients need. He is experienced in Laparoscopic Gastric Bypass, Open Gastric Bypass, Laparoscopic Duodenal Switch, Open Duodenal Switch, Banded Gastroplasty, Laparoscopic Gastric Banding and Laparoscopic Sleeve Gastrectomies. Dr. O'Malley performs the largest number of Bariatric procedures in New York. Dr O'Malley has traveled within the Region and internationally to teach and demonstrate advanced Laproscopic techniques in Bariatric Surgery. He has mentored and trained numerous surgeons to perform Bariatric Surgery profession. Recently, Dr. O'Malley has been featured on the Oprah Winfrey show and was asked to contribute to Good Housekeeping/Redbook magazine in 2009 as a subject matter expert. Dr. O'Malley is actively involved in improving the Quality of patient care at Highland Hospital. He has been Co-Chair of the Surgical Quality Committee and is a Surgical Representative for the Credentialing Committee. He is the Medical Director of the Bariatric Fellowship program. - Dr. O'Malley is a member of the Fellow American College of Surgeons 1999-Present - Rochester Surgical Society, 1999- Present ( Past President) - Monroe County Medical Society 2001-Present - American Society of Metabolic and Bariatric Surgery, 2001-PresentCredentialsSpecialtiesSurgery - American Board of SurgeryEducation1991MD | SUNY StonybrookPost-doctoral Training & Residency09/01/1992 - 06/30/1996Residency in Surgery at Univ. of Rochester School of Medicine and Dentistry09/01/1991 - 06/30/1992Internship in Surgery at SUNY at BuffaloPublicationsJournal Articles2008Ahmed, A. R., G. Rickards, S. Husain, J. Johnson, W. O'Malley, and T. Boss. "Bioabsorbable glycolide copolymer staple-line reinforcement decreases internal hernia rate after laparoscopic Roux-en-Y gastric bypass" . Obes Surg. 2008; 18: 797-802.2008Gusenoff, J. A., S. Messing, W. O'Malley, and H. N. Langstein. "Temporal and demographic factors influencing the desire for plastic surgery after gastric bypass surgery" . Plast Reconstr Surg. 2008; 121: 2120-2126.2008Ahmed, A. R., G. Rickards, S. Messing, S. Husain, J. Johnson, T. Boss, and W. O'Malley. "Roux limb obstruction secondary to constriction at transverse mesocolon rent after laparoscopic Roux-en-Y gastric bypass" . Surg Obes Relat Dis. 2008; .VIEW ALL PUBLICATIONSClose WindowSchedule an appointment with William O'Malley, M.D.Please answer the following questions to help us find the right appointment for you.Important: If you believe that you have a medical or psychiatric emergency, please call 911 or go to the nearest hospital. This website is not intended for emergency care.Have you seen this provider in the last 2 years?YesNoExisting Patient Schedule or request a follow up appointment online through MyChart. If you do not have a MyChart account, please close this window and call the appointment phone number. William O'Malley, M.D. is currently scheduling for the following appointment type(s): Our policy does not permit patients to establish care with multiple providers within the same practice or specialty without prior approval. If you choose a new provider in the same office, we will cancel the appointment. Please contact the office directly with questions on this policy.