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Koji Tomiyama, M.D., Ph.D.

Contact Information

Phone Numbers

Appointment: (585) 275-5875

Fax: (585) 271-7929

URMFGA member of the University of Rochester Medical Faculty Group

groupAn Accountable Health Partner

assignmentAccepting New Patients

Faculty Appointments

Patient Care Settings

Cancer, Surgery


Professional Background

Dr. Tomiyama completed his residency in surgery at Himeji St. Mary's Hospital and a Fellowship in Liver and Kidney transplant surgery at Baylor Regional Transplant Institute. He also completed a Research Fellowship at Thomas E. Starzl Transplantation Institute, University of Pittsburgh in the Department of Surgery and an HPB fellowship at University of Toronto. Dr. Tomiyama was deeply involved in living donor liver transplant and served as assistant professor at Kyoto University.

Dr. Tomiyama's clinical interests include complex HPB cases including in situ/ex vivo liver cold preservation, 3D simulation of liver surgery, donation after cardiac death (DCD) and live donor liver transplant. His basic research interests are primarily focused on liver regeneration and ischemia reperfusion injury. Throughout his career, he has published more than 30 peer reviewed articles as first and co- author and two book chapters on the subjects of live donor liver transplant techniques and cholangiocarcinoma. He has more than 15 presentations at International congress and one invited lecture.



MD | Japan-Okayama U Med Sch

PhD | Japan-Okayama U Med Sch
Thoracic Surgery

Post-doctoral Training & Residency

07/01/2014 - 07/31/2016
Fellowship in Surgical Oncology at Toronto General Hospitals-University of Toronto

07/01/2008 - 06/30/2010
Fellowship in Transplant Surgery at Baylor University Medical Center

08/01/2005 - 08/31/2007
Research in Surgery at University of Pittsburgh

06/01/2003 - 03/31/2007
Research in at Okayama University Medical School

09/01/2002 - 05/31/2003
Residency in Surgery at Okayama University Hospital

09/01/2000 - 08/31/2002
Residency in Surgery at Himeji St. Mary's Hospital

04/01/2000 - 08/31/2000
Internship in Surgery at Okayama University Hospital

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Paddy Lewis Award for excellence in teaching in general surgery 2016
Location: University of Toronto


Journal Articles

Goldaracena N, Gorgen A, Doyle A, Hansen BE, Tomiyama K, Zhang W, Ghanekar A, Lilly L, Cattral M, Galvin Z, Selzner M, Bhat M, Selzner N, McGilvray I, Greig PD, Grant DR, Sapisochin G. "Live Donor Liver Transplantation for Patients with Hepatocellular Carcinoma Offers Increased Survival vs. Deceased Donation." Journal of hepatology.. 2019 Jan 7; Epub 2019 Jan 07.

Wanis KN, Madenci AL, Katherine Dokus M, Tomiyama K, Al-Judaibi BM, Hernán MA, Hernandez-Alejandro R. "The effect of the opioid epidemic on donation after cardiac death transplantation outcomes." Transplantation.. 2018 Sep 28; Epub 2018 Sep 28.

Akabayashi A, Nakazawa E, Ozeki-Hayashi R, Tomiyama K, Mori K, Demme RA, Akabayashi A. "Twenty Years After Enactment of the Organ Transplant Law in Japan: Why Are There Still So Few Deceased Donors?" Transplantation proceedings.. 2018 Jun 0; 50(5):1209-1219. Epub 2018 Mar 10.

Books & Chapters

Chapter Title: Cholangiocarcinoma
Book Title: Surgical Oncology Manual
Author List: Tomiyama K; Moulton CA
Published By: Springer International Publishing 2016

Chapter Title: Open right hepatic lobectomy for living donor liver transplantaion
Book Title: ACS Multimedia Atlas of Surgery: Liver Volume
Author List: Takaori K; Tomiyama K; Uemoto S
Published By: American College of Surgeons 2014