Meet Us | Hematology Oncology Fellowship Program

Fellows PGY-4

Bowon Joung, MD

Nyein Wint Yee Theik, MD

Abhinav Vyas, MD

Fellows PGY-5

Won Jin Jeon, MD

IL Seok Jeong, MD

Fellows PGY-6

Alexander, Gavralidis, MD

Mengni Guo, MD

Zachary Hanson, DO

Krista Wong, MD

Leadership

Joel Brothers, MD

Fellowship Program Director, Associate Professor

Fellowship trained at Olive View-UCLA Medical Center

Roshni Narurkar, MD

Associate Fellowship Program Director, Assistant Professor

Fellowship trained at Westchester Medical Center and New York Medical College

Loma Linda University Medical Center Faculty

Chien-Shing Chen, MD, PhD

Professor

Bruce Hayton, MD

Assistant Professor

Chung-Tsen Hsueh, MD, PhD

Professor

Hamid Mirshahidi, MD

Chief, Medical Oncology-Hematology, Professor

Gayathri Nagaraj, MD

Associate Professor

Ami Patel, MD

Assistant Professor

John Shin, MD

Assistant Professor

Loma Linda Transplant & Cell Therapy and Hematological Malignancies Faculty

Heather Lynn Alva, MD

Assistant Professor of Pediatrics and Medicine

Hisham Abdel-Azim, MD

Professor

Mojtaba Akhtari, MD

Professor

Sajad Khazal, MD

Associate Professor

Aditya Sharma, MD

Assistant Professor of Pediatrics and Medicine

Jerry L. Pettis Memorial Veterans' Hospital Faculty

Jeena Chorath, MD

Apoorva Jayarangaiah, MD, FACP

Fellowship Program Site Director

Simmerdeep Kaur, MD

Zarah Lucas, MD

Mark Reeves, MD, PhD

VA Interim Chief

Riverside University Health System Faculty

Rahel Demisse, MD

Fellowship Program Site Director, Assistant Professor

Keerti Khandelwal, MD

Section Chief, Assistant Professor

Han Koh, MD

Associate Professor

Alumni

Name	Fellow Years	Position After Fellowship
Eutiquio Gutierrez, DO	2022-2025	LOS ANGELES HEMATOLOGY-ONCOLOGY MEDICAL GROUP, Anaheim, CA
Zeeshan Siddiqui, MD	2022-2025	EXCELL INTEGRATED MEDICAL GROUP INC, Paramount, CA
Alan Tseng, MD	2022-2025	Massachusetts General Hospital, Boston, MA

Name	Fellow Years	Position After Fellowship
Esther Chong, MD	2021-2024	Attending Physician, Oregon Health & Science University (OHSU)

Name	Fellow Years	Position After Fellowship
Dani Castillo, MD	2020-2023	Assistant Clinical Professor, City of Hope, Duarte, CA
Simmer Kaur, MD	2020-2023	Hematology – Medical Oncology, VA, Loma Linda, CA
Michael Nguyen, MD	2020-2023	Hematology – Medical Oncology, Providence Medical Group, Torrance, CA
Alberto Romagnolo, MD	2020-2023	Hematology And Oncology – Medical Oncology, Kaiser Permantente, San Diego, CA

Name	Fellow Years	Position After Fellowship
Eric Lau, DO	2019-2022	Fellow, Blood and Marrow Transplantation and Cellular Therapy Fellowship, Stanford University, CA
Annie Park, MD	2019-2022	Hematologist – Oncologist, Kaiser Permanente Southern California
Curtis Lacy, MD	2019-2022	Onco-Hospitalist, Banner MD Anderson Cancer Center at Banner – University Medical Center, Phoenix, AZ

Name	Fellow Years	Position After Fellowship
Anthony L. Nguyen, MD	2018-2021	Assistant Professor, Division of Hematology/Oncology, Department of Medicine, University of California, San Diego

Name	Fellow Years	Additional Fellowship	Position After Fellowship
Hoda Pourhassan, MD, MS	2017-2020	2020-2021 Hematopoietic Cell Transplantation fellowship, City of Hope	Assistant Clinical Professor, Division of Leukemia, Department of Hematology & Hematopoietic Transplantation, City of Hope Comprehensive Cancer Center, Duarte, CA
Justin Moyers, MD	2017-2020	2020-2021 Investigational Cancer Therapeutics Fellowship, The University of Texas MD Anderson Cancer Center	Assistant Clinical Professor, Division of Hematology/Oncology, Department of Medicine, University of California, Irvine

Name	Fellow Years	Additional Fellowship	Position After Fellowship
Eric Lee, MD, PhD	2016-2019		Hematologist/Oncologist, Compassionate Cancer Care Medical Group, Fountain Valley, CA
Salman Otoukesh, MD	2016-2019	2019 – 2020 Hematopoietic Cell Transplantation fellowship, City of Hope	Assistant Clinical Professor, Division of Leukemia, Department of Hematology & Hematopoietic Transplantation, City of Hope Comprehensive Cancer Center, Duarte, CA

Name	Fellow Years	Additional Fellowship	Position After Fellowship
Geoffrey Shouse, DO, PhD	2015-2018	2019 Hematopoietic Cell Transplantation fellowship, City of Hope	Assistant Clinical Professor, Division of Lymphoma, Department of Hematology & Hematopoietic Cell Transplantation, City of Hope Comprehensive Cancer Center, Duarte, CA
Shagufta Shaheen, MD	2015-2018	2018 – 2019 Neuroendocrine Tumor Fellowship, Stanford University Medical Center	Clinical Assistant Professor of Medicine, Division of Oncology, Stanford University

Name	Fellow Years	Position After Fellowship
Huynh Cao, MD	2014-2017	Assistant Professor of Medicine, Division of Medical Oncology/Hematology, School of Medicine, Loma Linda University
Karlos Oregel, MD	2014-2017	Hematologist/Oncologist, Oceanview Medical Specialists; Riverside University Hospital Health, CA

Name	Fellow Years	Additional Fellowship	Position After Fellowship
John Wong, MD	2013-2016		Hematologist/Oncologist, Providence Hematology Oncology Medical Group, Orange, CA
Muhammad O. Kamal, MD (deceased)	2013-2016	2012-2013, Blood and Marrow Transplantation Fellowship, Stanford University	2016-2021: Assistant Professor of Medicine, Division of Medical Oncology/Hematology, School of Medicine, Loma Linda University

Name	Fellow Years	Additional Fellowship	Position After Fellowship
Parveen Shiraz, MD	2012-2015	2015-2016 Blood and Marrow Transplantation Fellowship, Stanford University Medical Center	Instructor, Division of Blood and Marrow Transplantation, Stanford University
Nawazish A Khan, MD, MS, LDN	2012-2015		Hematologist/Oncologist, Medical Director of Cancer & Chemotherapy Center at Providence, Eureka, CA

Name	Fellow Years	Position After Fellowship
Ather Mehboob, MD	2011-2014	Hematologist/Oncologist, AdventistHealth, Bakersfield, CA
Constance Stoehr, MD	2011-2014	Assistant Clinical Professor, Division of Hematology/Oncology, UCSF-Fresno

Fellows PGY-4

Bowon Joung, MD

Nyein Wint Yee Theik, MD

Abhinav Vyas, MD

Fellows PGY-5

Won Jin Jeon, MD

IL Seok Jeong, MD

Fellows PGY-6

Alexander, Gavralidis, MD

Mengni Guo, MD

Zachary Hanson, DO

Krista Wong, MD

Leadership

Loma Linda University Medical Center Faculty

Loma Linda Transplant & Cell Therapy and Hematological Malignancies Faculty

Heather Lynn Alva, MD

Aditya Sharma, MD

Jerry L. Pettis Memorial Veterans' Hospital Faculty

Jeena Chorath, MD

Apoorva Jayarangaiah, MD, FACP

Simmerdeep Kaur, MD

Zarah Lucas, MD

Mark Reeves, MD, PhD

Riverside University Health System Faculty

Class of 2025

Class of 2024

Class of 2023

Class of 2022

Class of 2021

Class of 2020

Class of 2019

Class of 2018

Class of 2017

Class of 2016

Class of 2015

Class of 2014

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