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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, Organ Transplant, 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 | Okayama University (Japan)

    Post-doctoral Training & Residency

    07/01/2014 - 07/31/2016
    Fellowship in Surgical Oncology at Toronto General Hospital-Western Division (Canada)

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

    08/01/2005 - 08/31/2007
    Fellowship in Surgery (General Surgery) at University of Pittsburgh School of Medicine-GME

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

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

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

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

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    2021 - 2022
    Department of Surgery Chief Residents' Faculty Excellence in Teaching Award
    Location: University of Rochester

    2019 - 2020
    Department of Surgery Chief Residents' Faculty Excellence in Teaching Award
    Location: University of Rochester

    2015 - 2016
    Paddy Lewis Award for excellence in teaching in general surgery 2016
    Location: University of Toronto

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    Journal Articles

    Bekki Y, Myers B, Tomiyama K, Imaoka Y, Akabane M, Kwong AJ, Melcher ML, Sasaki K. "Decreased Utilization Rate of Grafts for Liver Transplantation After Implementation of Acuity Circle-based Allocation." Transplantation.. 2023 Aug 16; Epub 2023 Aug 16.

    Ivanics T, Claasen MP, Samstein B, Emond JC, Fox AN, Pomfret E, Pomposelli J, Tabrizian P, Florman SS, Mehta N, Roberts JP, Emamaullee JA, Genyk Y, Hernandez-Alejandro R, Tomiyama K, Sasaki K, Quintini C, Nagai S, Abouljoud M, Olthoff KM, Hoteit MA, Heimbach J, Taner T, Liapakis AH, Mulligan DC, Sapisochin G, Halazun KJ. "Living Donor Liver Transplantation (LDLT) for Hepatocellular Carcinoma (HCC) within and Outside Traditional Selection Criteria: A Multicentric North American Experience." Annals of surgery.. 2023 Jul 31; Epub 2023 Jul 31.

    Bekki Y, Croome KP, Myers B, Sasaki K, Tomiyama K. "Normothermic Regional Perfusion Can Improve Both Utilization and Outcomes in DCD Liver, Kidney, and Pancreas Transplantation." Transplantation direct.. 2023 Mar; 9(3):e1450. Epub 2023 Feb 17.

    Books & Chapters

    Chapter Title: The RAPID Concept: Pushing the Boundary in Resectability in Liver Transplant Oncology.
    Book Title: Liver Transplantation: Operative Techniques and Medical Management, 1st Edition
    Author List: Ruffolo L, Nghiem BT, Linehan D, Tomiyama K, Hernandez-Alejandro R
    Published By: McGraw-Hill Education 2021

    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 transplantation
    Book Title: ACS Multimedia Atlas of Surgery: Liver Volume
    Author List: Takaori K; Tomiyama K; Uemoto S
    Published By: American College of Surgeons 2014