Meet your Global Health Center team
CHOP's Global Health Center offers programs in the Dominican Republic and Africa, with opportunities for clinicians and other staff to also get involved here in the U.S.
Medical Director

Andrew Steenhoff, MBBCh, DCH
Global Health Faculty

Savvas Andronikou, MBBch (Wits), PhD, FCRad (Diag)

Adelaide Elise Barnes, MD

Scott P. Bartlett, MD

Tricia Bhatti, MD

Toni M. Biskup, MD, MPH, FAAP, FACP

Merrian J. Brooks, DO, MS

James M. Callahan, MD

Jonathan M. Chen, MD

Cindy W. Christian, MD

Susan E. Coffin, MD, MPH

Meryl S. Cohen, MD, MSEd

Keri A. Cohn, MD, MPH, DTM&H

Morgan Congdon, MD, MPH, MSEd

Sansanee Craig, MD

Kassa Darge, MD, PhD, DTM&P, FSAR, FAIUM

Edward J. Doolin, MD, FACS, FAAP

Elizabeth T. Drum, MD, FAAP, FCPP, FASA

Maria Dunn, DO

Kristen A. Feemster, MD, MPH, MSHPR, FAAP

Brian T. Fisher, DO, MPH, MSCE

Selasie Goka, MD

Beryl M. Greywoode, MD

James Guevara, MD, MPH

Stephen P. Hunger, MD

Eimear Kitt, MD, FAAP

Shiang-Ju Kung, MBBCH

Anthony A. Luberti, MD

Carolyn McGann, MD

Ahmed M. Moustafa, BPharm, PhD

Vinay Nadkarni, MD, MS

Audrey R. Odom John, MD, PhD

Kevin Osterhoudt, MD, MSCE, FAAP, FAACT, FACMT

Hansel J. Otero, MD

Fiona Pirrocco, DO, MEd, FAAP

Paul J. Planet, MD, PhD

Sally Poliwoda, MPH, BSN

Graham E. Quinn, MD, MSCE

Madiha Raees, MD

Chitra Ravishankar, MD

Jessie Reynoso Santos, MD

Joseph Rossano, MD, MS, FAAP, FACC

Pierre A. Russo, MD

Elizabeth Sanseau, MD, MS, FAAP, DTM&H

Aseem R. Shukla, MD, MHCI

Diane L. Spatz, PhD, RN-BC, FAAN

David A. Spiegel, MD

Virginia A. Stallings, MD

Jonathan P. Strysko, MD, MSc, IBCLC

Sesh A. Sundararaman, MD, PhD

Jordan W. Swanson, MD, MSc

Leonel Toledo, MD

Alexandra M. Vinograd, MD, MSHP, DTM&H

Kate E. Wallis, MD, MPH

Flaura K. Winston, MD, PhD

Katherine Yun, MD, MHS

Huayan Zhang, MD
Nurse Practitioners
Cheryl Brenneman, MSN, BSN, CRNP

Katherine R. Buhikire, FNP-BC, CRNP

Melissa Duran, RN, MSN, CRNP

Nancy K. Etzel, RN, ACNP-BC

Geraldine O'Hare, MSN, CRNP
Global Health Grants and Program Manager

Mazvita Rankin
Global Health Program Manager

Anabel Fernández, MPH
Research Staff

Elizabeth D. Lowenthal, MD, MSCE, FAAP, AAHIVS
Project Coordinator

Marissa Olson, MPH
Executive Secretary
