Johns Hopkins Hematology & Medical Oncology Fellowship Program

Train, Nurture, Inspire

The Johns Hopkins Hematology & Medical Oncology Fellowship Program has consistently ranked among the top programs in the United States and offers unique, rigorous training designed specifically for fellows with an interest in academic hematology and oncology.  Our history of clinical and research excellence, flexibility in training, and unparalleled camaraderie makes Hopkins an ideal place to train future leaders.

Our Mission

The mission of the Hematology & Medical Oncology Fellowship Program at Johns Hopkins is to train, inspire, and mentor outstanding leaders in Hematology and Oncology.  Our program offers dual or single certification in Hematology or Oncology.   Although we are a combined fellowship program, we offer independent tracks in either Hematology or Medical Oncology that provide a unique 12 month training curriculum that is tailored to each specialty.  We accept 10 fellows for the Medical Oncology Track and 3 fellows for the Hematology Track  each year.  

Fellowship Program Leadership

Kristen Ashley Marrone, M.D.

Program Director

Kristen Marrone

Rakhi Prakash Naik, M.D., M.H.S.

Associate Program Director, Hematology Track

Rakhi Prakash Naik, M.D., M.H.S.

Ana Maria Cristina De Jesus-Acosta, M.D.

Associate Program Director, Education

Ana Maria Cristina De Jesus-Acosta, M.D.

Jonathan Allen Webster, M.D.

Associate Program Director, Education

Jonathan Allen Webster, M.D.

Mark Yarchoan, M.D.

Associate Program Director, Career Development

Mark Yarchoan, M.D.

Jacquelyn Winifred Zimmerman, M.D., Ph.D.

Associate Program Director, Research

Jackie Zimmerman

Fellowship Program Advisors

Ross C Donehower, M.D.

Senior Advisor

Ross C Donehower, M.D.

Daniel Alexander Laheru, M.D.

Advisor for Solid Tumors

Advisor for Solid Tumors

B Douglas Smith, M.D.

Advisor for Hematologic Malignancies

B Douglas Smith, M.D.

Fellowship Research Leadership

Mary Yousry Armanios, M.D.

Co-Director, Medical Oncology T32

Mary Yousry Armanios, M.D.

Nilofer Saba Azad, M.D.

Co-Director, Medical Oncology T32

Nilofer Saba Azad, M.D.

Robert Alan Brodsky, M.D.

Director, Hematology T32

Robert Alan Brodsky, M.D.

An In-Depth Look at Our Program


Johns Hopkins Kimmel Cancer Center Fellowship Program

Choosing the Johns Hopkins Hematology & Medical Oncology Fellowship Program gives you access to the leading minds in cancer and hematologic research, treatment, and patient care.

Dr. Kristen Marrone

Kristen Marrone, MD, says the Johns Hopkins Kimmel Cancer Center's Fellowship Program offers the exciting opportunity to pursue the mission of becoming an excellent physician, teacher, and researcher.

Dr. Rakhi Naik

Rakhi Naik, MD, MHS, explains that a major strength of the Johns Hopkins Kimmel Cancer Center Fellowship Program is a dedicated hematology track that allows fellows with research interests in non-malignant hematology access to the broad range of resources available at Johns Hopkins.

Dr. Arjun Gupta

Arjun Gupta, MD, MBBS, says the Johns Hopkins Kimmel Cancer Center's Fellowship Program gave him the freedom to explore his research interests and built lasting friendships with colleagues and mentors.

Dr. Daniel Zabransky

Daniel Zabransky, MD, Ph.D, says the Johns Hopkins Kimmel Cancer Center's Fellowship Program prepared him to excel in the roles both as a clinical oncologist and a physician-scientist researcher.

Dr. Erica Nakajima

Erika Nakajima, MD, explains how the Johns Hopkins Kimmel Cancer Center's Fellowship Program allowed her to develop and expand her research interest in medical imaging

Dr. Gloria Gerber

Gloria Gerber, MD, chose the Johns Hopkins Kimmel Cancer Center's Fellowship Program because of the dedicated hematology track.

Dr. Jennifer Jones

Jennifer Jones, MD, says the training in benign hematology available in the Johns Hopkins Kimmel Cancer Center's Fellowship Program is unlike anywhere else.

Dr. Stacy Cooper

Stacy Cooper, MD, says the specialized learning available through the Johns Hopkins Kimmel Cancer Center's Fellowship Program provides a distinct advantage to our pediatric fellows.

Dr. Patience Obasaju

Patience Obasaju, MD, says she chose the Johns Hopkins Kimmel Cancer Center's Fellowship Program because of the strong interdisciplinary approach and the wide range of research opportunities.