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Meet Our Fellows

The Abdominal Transplant Fellowship at Mayo Clinic in Arizona has up to three trainees at any given time. Learn more about our current fellows and recent graduates.

Christopher Cosentino, M.D.

Christopher Cosentino, M.D.

Hometown: San Diego, CA

Residency: Walter Reed National Military Medical Center, Bethesda, MD

Kayla Kumm, M.D.

Kayla Kumm, M.D.

Hometown: Wausa, NE

Residency: Vanderbilt University Medical Center, Nashville, TN

Stephanie Ohara, M.D.

Stephanie Ohara, M.D.

Hometown: Papeete, Tahiti

Residency: Creighton University, Phoenix, AZ

Recent graduates 

Alumnus Graduation year Destination
Josiah Wagler, D.O. 2023 Surgeon, INTEGRIS Nazih Zuhdi Transplant Institute
Brianna Ruch, M.D. 2023 Surgeon, University Hospital Cleveland
Keita Okubo, M.D., Ph.D. 2022 Surgical Director, Liver Transplantation, Shonan Kamkura Hospital
Zeeshan Rifat, M.B.B.S. 2022 Surgeon, Gambat Liver Transplant Clinic
Rafael Nunez-Nateras, M.D. 2020  Urologist, Private Practice, Tucson, AZ and Transplant/Procurement Surgeon, Mayo Clinic
Ananth Srinivasan, M.D. 2019 Staff Transplant Surgeon, INTEGRIS Nazih Zuhdi Transplant Institute
Emmanouil Giorgakis, M.D., M.Sc. 2018 Assistant Professor of Surgery, University of Arkansas for Medical Sciences
Danielle Haakinson, M.D. 2017 Surgical Director of Kidney Transplant Program, University of Michigan
Ramesh Batra, M.B.B.S., M.A., FRCS 2015 Associate Professor of Surgery, Yale-New Haven Transplantation Center
Graduation of Mayo Clinic residents and fellows

Mayo Clinic Alumni Association

The Mayo Clinic Alumni Association will help you stay in touch with your Mayo Clinic colleagues, maintain a valuable professional connection to Mayo Clinic throughout your medical and/or research career, participate in continuing medical education, and more.

Learn more