Fellowship Training Program

Gretchen Shawver
Fellowship Administrator

750 Welch Road, Suite 200
Palo Alto, CA 94304
gshawver@stanford.edu
(650) 723-5535

Fourth-Year |    Third-Year    |     Second-Year    |    First-Year

Pediatric Hematology/Oncology Fellows

Fourth Year Fellows

(2026-2027)

Rohaum Hamidi, MD

Pediatric Stem Cell Transplant Fellow

Fellowship:  Pediatric Hematology/Oncology - Stanford

Mallory Owen, MD

Pediatric Neuro-Oncology Fellow

Residency:  Child Neurology - UCSD

Matthew MacDougall, MD, PhD

Pediatric Stem Cell Transplant Fellow

Fellowship:  Peds Allergy & Immunology - Stanford

Meziane Brizini, MD

Pediatric Neuro-Immuno-Oncology Fellow

Fellowship: Pediatric Hematology/Oncology - Univeristy of Manitoba

Third Year Fellows

(2024-2027)

Jerry Luo, MD, MS

Residency: University of Illinois College of Medicine (Med/Peds)

Lee Sleightholm, MD, MPH, PhD

Residency: University of California Los Angeles

Sushmita Srinivasan, MD

Residency:  Mayo Clinic

Second Year Fellows

(2025-2028)

Steven Ekman, MD, PhD

Residency: Stanford University

Gerald Tiu, MD, PhD

Residency: University of California, San Francisco

Catherine Yao, MD, PhD

Residency: Stanford University

First Year Fellows

(2026-2029)

Anna Hrbac, MD

Residency:  SUNY Upstate

Akash Mangalore, DO

Residency:  University of New Mexico

Katherine Masih, MD, PhD

Residency: Stanford