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Office
8700 Beverly Blvd
West Hollywood, CA 90048Phone+1 310-967-2641Fax+1 310-967-1800
Education & Training
- UPMC Medical EducationFellowship, Surgical Critical Care, 1998 - 1999
- Loyola University Medical CenterResidency, Surgery, 1991 - 1998
- University of Minnesota Medical SchoolClass of 1991
Certifications & Licensure
- CA State Medical License 1999 - 2025
- IL State Medical License 1991 - 1999
- PA State Medical License 1998 - 1999
- American Board of Surgery Surgery
- American Board of Surgery Surgical Critical Care
Awards, Honors, & Recognition
- America's Top Doctors Castle Connolly, 2009-2014
- Top Doctors:LA Area Castle Connolly, 2013
- America's Top Doctors for Cancer Castle Connolly, 2009-2013
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Clinical Trials
- Immunotherapy Study in Borderline Resectable or Locally Advanced Unresectable Pancreatic Cancer Start of enrollment: 2013 May 01
- Veliparib in Combination With Gemcitabine and Intensity Modulated Radiation Therapy in Patients With Pancreatic Cancer Start of enrollment: 2013 Oct 02
- Improving Pancreas Radiotherapy Plans Using Respiration-driven Anatomic Deformation: A Pilot Study Start of enrollment: 2013 Jan 01
Publications & Presentations
PubMed
- Impact of primary tumor resection in the management of metastatic well-differentiated neuroendocrine tumors of the small bowel and pancreas.Ashley Russo, Timothy DiPeri, Teodora Dumitra, Joshua Tseng, Eric Pletcher
Journal of Neuroendocrinology. 2024-08-01 - 5-Hydroxymethylcytosine (5-hmC) loss is a marker of malignancy in biliary neoplasms.Miguel S Gonzalez-Mancera, Andrew Siref, Kambiz Kosari, Nicholas Nissen, Srinivas Gaddam
American Journal of Clinical Pathology. 2024-07-05 - 2 citationsImpact of the Early COVID-19 Pandemic on Incidence and Outcomes of Hepatocellular Carcinoma in the United States.Jeff Liang, Yi-Te Lee, Yee Hui Yeo, Michael Luu, Walid Ayoub
Clinical and Translational Gastroenterology. 2024-07-01
Journal Articles
- NASH Leading Cause of Liver Transplant in Women: Updated Analysis of Indications for Liver Transplant and Ethnic and Gender VariancesTsuyoshi Todo, Walid S Ayoub, Naim Alkhouri, Nicholas N Nissen, Vinay Sundaram, Shelly C Lu, Mazen Noureddin, Aarshi Vipani, Tram Tran, Andrew S Klein, Nature
Press Mentions
- Cedars-Sinai Performs a Record-Setting Number of Solid Organ Transplants in 2022April 25th, 2023
- Shop TalkAugust 25th, 2016
Professional Memberships
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