Gary Mann

Surgical Oncology
Buffalo Spree Top Doctor 2024

Dr. Mann is a Buffalo Spree Top Doctor! See all of our physicians who made this year's list.

Top Doctors 2024

Cancers Treated:

Specializing In:

Gastrointestinal surgical oncology Colorectal and pancreatic surgery HIPEC Endocrine surgery Appendiceal, Adrenal and Abdominal/truncal soft tissue neoplasms Thyroid neoplasms and Hyperparathyroidism Peritoneal surface malignancies

Research Interests:

Complex GI surgical oncology Clinical outcomes of GI cancers and results following treatment

About Gary Mann


Roswell Park Comprehensive Cancer Center
  • Professor of Oncology
  • Surgical Oncology

University at Buffalo

  • Associate Professor


Education and Training:

  • 1984-1989 - MD - University of the Witwatersrand, Johannesburg, South Africa


  • 1994-1998 - General Surgery Residency, Vanderbilt University
  • 1990 - Rotating internship, Groote Schuur Hospital, Cape Town


  • 1998-2000 - Surgical Oncology Fellowship, City of Hope National Medical Center

Board Certification:

  • American Board of Surgery

Professional Memberships:

  • American College of Surgeons
  • Society of Surgical Oncology
  • Connective Tissue Oncology Society

Professional Experience:

  • 2017 - Medical Director General Surgery, Arnot Health
  • 2015-2016 - Surgical Oncology, MD Anderson Cancer Center
  • 2000-2015 - Surgical Oncology, University of Washington, Seattle