Meet your Department of Radiology team
Our team of pediatric radiology experts are longtime leaders in the movement toward safer scanning for children. Our pediatric radiologists have helped establish guidelines used around the country for safe, low-dose imaging practices.
Appointments
Chief

Kassa Darge, MD, PhD, DTM&P, FSAR, FAIUM
Associate Radiologist-in-Chief

Sudha A. Anupindi, MD, FSAR
Division Chiefs

David Matthew Biko, MD, MBA

Anne Marie Cahill, MBBch, BAO

Beverly G. Coleman, MD, FACR

Erin Simon Schwartz, MD

Hongming Zhuang, MD, PhD
Vice Chair

Anna Spraycar, MSOD
Physician Vice Chairs

Ann M. Johnson, MD

Hansel J. Otero, MD

Caption
Janet R. Reid, MD, FRCPC, MSEd

Timothy P.L. Roberts, PhD
Radiology Leadership

Colleen Flowers, AS, RT (R) (MR)

Tigist Hailu, MPH

Reyna E. Macon, MSML

Christina Oh, MBA

Lauren M. Orfe

Jim Zheng, MS, RT(MR), MRSO, CRA, FACHE
Modality Leadership

Suzanne Debari, BS, RDMS, RVT, RT (R)

Matthew E. Dirnbach, RT (R)

Kevin W. Edwards BSRT (N) (R), CNMT PET, BSRT (N) (R)

Brandi Kozak, BS, RDMS

Melrita D. Mackey, BSRT (R)

Ralph Magee, RT (R) (MR) (CT)

Trudy Morgan, BS, RDMS

Elizabeth Silvestro, MSE

Jayme Whitaker, BS RT (R) (VI)

Felicia J. Williams, RT. (R)(CT)
Radiologists

Mariam S. Aboian, MD, PhD

Michael R. Acord, MD

Hamza S. Alizai, MD

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

Susan J. Back, MD

Richard D. Bellah, MD, FAAP

Aashim Bhatia, MD, MS

Stephanie C. Cajigas-Loyola, MD

Ankita Chauhan, MD

J. Christopher Davis, MD

Jorge Delgado, MD

Rebecca A. Dennis, DO

Fernando A. Escobar, MD

Tamara Feygin, MD

Liya Gendler, DO

Frederick D. Grant, MD

Mark Halverson, MD, FRCPC

Victor Ho-Fung, MD

Steven C. Horii, MD, FACR, FSIIM

Minh-Huy Le Huynh, MD

Misun Hwang, MD, MS

Summer L. Kaplan, MD

Marc S. Keller, MD

Asef Khwaja, MD, MBA

Ganesh Krishnamurthy, MD, DNB

Soroosh Mahboubi, MD, FACR

Richard I. Markowitz, MD, FACR
Padmaja K. Naidu, MD

Jie Chen Nguyen, MD, MS

Abass Noor, MD

Edward R. Oliver, MD, PhD

Levy C. Onyango, MD

Avrum N. Pollock, MD, FRCPC

Jordan B. Rapp, MD, MMS

Dov Rosenbaum, MD, MPH

Karuna Shekdar, MD

Youck Jen Siu Navarro, MD

Susan Sotardi, MD, MS

Abhay S. Srinivasan, MD

Lisa J. States, MD

George A. Taylor, MD, FACR

Sara Reis Teixeira, MD, PhD

Seth Eliot Vatsky, DO

Lorenna L. M. Vidal, MD, DABR

Arastoo Vossough, MD, PhD

Ammie M. White, MD

Matthew T. Whitehead, MD

Deborah M. Zarnow, MD, MS
Sonographers
Carleen Alvarez, RDMS

TraLa Black, RDMS (OB/GYN), RVT, Fetal Echocardiogram Board Certified

Olga Gitman, BS, RDMS , RDMS

Casey Gregory, BS, RDMS

Devon Looney, BS, RDMS

Amanda Madan, RDMS
Advanced Practice Providers

Samantha P. Amato-Rotkowitz, MHS, PA-C

Kevin Anderson, MS, PA-C
Sara Boben, MSN, CRNP

Amy Byrne, MSN, BSN, CRNP

Alberta Cianni, MSN, CRNP

Sarah Cummings, MSN, BSN, CRNP-AC, CRNP-PC

Michelle Dumas, MS, PA-C

Margaret Hamel-Daymond, MSN, RN, CRNP, CORLN

Katherine Kelly, MSN, BSN, CRNP

Amanda Madeira, MSN, BSN, CRNP-AC, CRNP-PC

Lorie Reilly, MSN, CRNP, CPNP-AC

Lynn Thompson, MHS, PA-C
