Faculty in the Department of Radiation Oncology provide leadership in Siteman Cancer Center and contribute significantly to developmental therapeutic and clinical trials research.
Department Leadership
Dennis E. Hallahan, MD, FASTRO
Elizabeth H. and James S. McDonnell III Distinguished Professor of Medicine Chair, Department of Radiation Oncology
Jeff M. Michalski, MD, MBA, FASTRO
Carlos A. Perez Distinguished Professor
Vice Chair and Director of Clinical Programs
Geoffrey Hugo, PhD, FAAPM
Professor of Radiation Oncology, Director of Medical Physics Division
Julie K. Schwarz, MD, PhD
Professor of Radiation Oncology, Vice-Chair, Research, Cancer Biology Division Chief
These values constantly guide our department leadership in decision-making and interaction with our team!
Christopher D. Abraham, MD
Assistant Professor of Radiation Oncology
Medical Director of Clinical Informatics
- Phone: 314-362-8610
Executive Assistant: Kristy Meyer (kgutreuter@wustl.edu)
Michael Altman, PhD
Associate Professor of Radiation Oncology
Director of Education in Medical Physics
- Phone: 314-362-4818
- Email: m.altman@wustl.edu
Anthony J. Apicelli, MD, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-8610
Executive Assistant: Kristy Meyer (kgutreuter@wustl.edu)
Carmen Bergom, MD, PhD
Associate Professor of Radiation Oncology
- Phone: 314-747-1786
Executive Assistant: Lena Zein (lena.a@wustl.edu)
Douglas F. Caruthers, MS
Instructor of Radiation Oncology
- Phone: 314-362-2639
- Email: dfcaruthers@wustl.edu
Aadel Chaudhuri, MD, PhD
Assistant Professor of Radiation Oncology (Cancer Biology Division), Genetics (by Courtesy), Biomedical Engineering (by Courtesy) and Computer Science & Engineering (by Courtesy)
- Phone: 314-273-2931
Executive Assistant: Christy Hanson (chanson@wustl.edu)
Hong Chen, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-935-3954
- Email: hongchen@wustl.edu
Jessika Contreras, MD
Assistant Professor of Radiation Oncology
Chief, Gynecological Oncology and Brachytherapy
Executive Assistant: Nicole Castleberry (nicole.c@wustl.edu)
David T. Curiel, MD, PhD
Professor of Radiation Oncology
- Phone: 314-747-5443
- Email: dcuriel@wustl.edu
Arash Darafsheh, PhD
Associate Professor of Radiation Oncology
- Phone: 314-362-2639
- Email: arash.darafsheh@wustl.edu
Carl DeSelm, MD, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-273-2931
Executive Assistant: Steve Paglusch (steven.paglusch@wustl.edu)
Igor Dmitriev, PhD
Associate Professor of Radiation Oncology
- Phone: 314-362-9775
- Email: idmitriev@wustl.edu
Jose Garcia-Ramirez, MS
Assistant Professor of Radiation Oncology
- Phone: 314-362-2639
- Email: jramirez@wustl.edu
Hiram A. Gay, MD
Professor of Radiation Oncology
Chief, Genitourinary Service
Medical Director of Radiation Oncology, Siteman Cancer Center – South County
- Phone: 314-362-8516
Executive Assistant: Estella Scott (eascott@wustl.edu)
Bruce Gu, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-2639
- Email: brucegu@wustl.edu
Lannis Hall, MD, MPH
Associate Professor of Clinical Radiation Oncology
Medical Director of Radiation Oncology, Siteman Cancer Center at Barnes-Jewish St. Peters Hospital
Clinical Trials Leader, Program to Eliminate Cancer Disparities
- Email: lannishall@wustl.edu
Executive Assistant: Nicole Castleberry (nicole.c@wustl.edu)
Dennis E. Hallahan, MD, FASTRO
Elizabeth H. and James S. McDonnell III Distinguished Professor of Medicine
Chair, Department of Radiation Oncology
- Phone: 314-362-9700
Executive Assistant: Jeanne Silvestrini (j.silvestrini@wustl.edu)
Yao Hao, PhD
Assistant Professor of Radiation Oncology
Chief of Image Services
- Phone: 314-273-2987
- Email: yaohao@wustl.edu
Jiayi Huang, MD, MSCI
Associate Professor of Radiation Oncology
Chief, CNS/Gamma Knife Service
Co-director, Brain Tumor Center at Siteman Cancer Center
- Phone: 314-273-2931
Executive Assistant: Christina Barr (barrchristina@wustl.edu)
Geoffrey Hugo, PhD
Professor of Radiation Oncology
Director of Medical Physics Division
- Phone: 314-362-2639
- Email: gdhugo@wustl.edu
Executive Assistant: Jennifer McDermott (boemerj@wustl.edu)
Vaishali Kapoor, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-9914
- Email: vkapoor@wustl.edu
Hyun Kim, MD
Associate Professor of Radiation Oncology
Chief, Gastrointestinal Service
Chief, MR-Guided Radiotherapy
- Phone: 314-362-8567
Executive Assistant: Amy Akers (akersa@wustl.edu)
Taeho Kim, PhD
Associate Professor of Radiation Oncology
Chief, SRS
- Phone: 314-273-3316
- Email: taehokim@wustl.edu
Nels Knutson, PhD
Associate Professor of Radiation Oncology
Chief, Clinical Medical Physics
- Phone: 314-362-2639
- Email: nknutson@wustl.edu
Executive Assistant: Jennifer McDermott (boemerj@wustl.edu)
Susan Laduzinsky, MD
Assistant Professor of Radiation Oncology
Medical Director of Radiation Oncology, Siteman Cancer Center at Memorial Hospital East
Executive Assistant: Steve Paglusch (steven.paglusch@wustl.edu)
Eric Laugeman
Clinical Staff Physicist
Chief, Adaptive RT Physics
- Phone: 314-362-2639
- Email: elaugeman@wustl.edu
Jason Lee, MD, PhD
Assistant Professor of Radiation Oncology
Executive Assistant: Christy Hanson (chanson@wustl.edu)
Calvin Lewis, MD, PhD
Instructor of Radiation Oncology
- Email: calvinlewis@wustl.edu
Executive Assistant: Steve Paglusch (steven.paglusch@wustl.edu)
Hua Li, PhD, DABR
Professor of Radiation Oncology
- Email: li.hua@wustl.edu
Executive Assistant: Alice Canavan (canavana@wustl.edu)
Zhi Hong Lu, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-3236
- Email: zhihonglu@wustl.edu
Stephanie Markovina, MD, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-747-1786
Executive Assistant: Lena Zein (lena.a@wustl.edu)
Nichole M. Maughan, PhD, MS
Assistant Professor of Radiation Oncology
- Phone: 314-749-8759
- Email: maughan.nichole@wustl.edu
Thomas Mazur, PhD
Assistant Professor of Radiation Oncology
Chief, SBRT
- Phone: 314-362-2639
- Email: tmazur@wustl.edu
Jeff M. Michalski, MD, MBA, FASTRO
Carlos A. Perez Distinguished Professor
Vice Chair and Director of Clinical Programs
- Phone: 314-362-8566
Executive Assistant: Gayle Bumb (gbumb@wustl.edu)
Timothy Mitchell, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-2639
- Email: tjmitchell@wustl.edu
Allen Mo, MD, PhD
Assistant Professor of Radiation Oncology
Executive Assistant: Amy Akers (akersa@wustl.edu)
Michael Moravan, MD, PhD
Assistant Professor of Radiation Oncology
Medical Director, Siteman Cancer Center at Northwest HealthCare
Executive Assistant: Nicole Castleberry (nicole.c@wustl.edu)
Naim Ozturk, PhD
Chief Physicist, Cox Health Springfield
- Phone: 314-362-2639
- Email: nozturk@wustl.edu
Stephanie M. Perkins, MD
S. Lee Kling Endowed Professor of Radiation Oncology
Director, S. Lee Kling Proton Therapy Center
- Phone: 314-273-2931
Executive Assistant: Christina Barr (barrchristina@wustl.edu)
Michael Prusator, PhD
Assistant Professor of Radiation Oncology
Chief, External Beam Physics
- Phone: 314-273-1429
- Email: m.prusator@wustl.edu
Nikhil Rammohan, MD, PhD
Assistant Professor of Radiation Oncology
Executive Assistant: Christina Barr (barrchristina@wustl.edu)
Francisco Reynoso, PhD
Assistant Professor of Radiation Oncology
Chief, Treatment Planning Medical Physics Services
Director, Medical Physics Residency Program
- Phone: 314-362-2639
- Email: freynoso@wustl.edu
Clifford G. Robinson, MD
Professor of Radiation Oncology
Chief, Stereotactic Body Radiation Therapy (SBRT)
Associate Director, Clinical Programs
- Phone: 314-362-8567
Executive Assistant: Amy Akers (akersa@wustl.edu)
Buck Rogers, PhD
Associate Director, Cancer Biology Division
Professor of Radiation Oncology
- Phone: 314-362-9787
- Email: b.rogers@wustl.edu
Pamela Samson, MD, MPHS
Assistant Professor of Radiation Oncology
- Phone: 314-747-1786
Executive Assistant: Lena Zein (lena.a@wustl.edu)
Matthew Schmidt, PhD
Assistant Professor of Radiation Oncology
Chief, Quality Assurance
- Email: matthew.schmidt@wustl.edu
Julie K. Schwarz, MD, PhD
Professor of Radiation Oncology, Vice-Chair, Research, Cancer Biology Division Director
- Phone: 314-273-0275
Executive Assistant: Kathy Hentrich (k.hentrich@wustl.edu)
William Straube, MS
Research Associate Professor of Radiation Oncology
- Phone: 314-362-9762
- Email: straube@wustl.edu
Jeff Szymanski, MD, PhD
Instructor of Radiation Oncology
- Phone: 314-747-5019
- Email: szymanski@wustl.edu
Maria A. Thomas, MD, PhD
Associate Professor of Radiation Oncology
- Phone: 314-362-8516
Executive Assistant: Estella Scott (eascott@wustl.edu)
Wade L. Thorstad, MD
Professor of Radiation Oncology
Chief, Head and Neck Cancer Service
- Phone: 314-362-8516
Executive Assistant: Estella Scott (eascott@wustl.edu)
Gregory R. Vlacich, MD, PhD
Associate Professor of Radiation Oncology
Clinical Director for Satellite Operations
Medical Director of Radiation Oncology, Alton Memorial Hospital
- Phone: 314-362-8610
Executive Assistant: Steve Paglusch (steven.paglusch@wustl.edu)
Jeffrey F. Williamson, PhD, MD(hon), FAAPM, FACR, FASTRO
Professor of Radiation Oncology
- Phone: 804-387-2512
- Email: jfwilliamson@wustl.edu
Joanna C. Yang, MD, MPH
Assistant Professor of Radiation Oncology
Chief, Leukemia and Lymphoma Service
Director, Clinical Residency Program
- Phone: 314-362-8610
Executive Assistant: Kristy Meyer (kgutreuter@wustl.edu)
Jin Zhang, PhD, MPHS
Assistant Professor of Radiation Oncology
- Phone: 314-273-3278
- Email: jin.zhang@wustl.edu
Tianyu Zhao, PhD
Associate Professor of Radiation Oncology
Chief of Proton Medical Physics Services
- Phone: 314-362-2676
- Email: tzhao@wustl.edu
Tong Zhu, PhD, DABR
Associate Professor of Radiation Oncology
Chief, MRgRT Services
- Phone: 314-273-1447
- Email: zhut@wustl.edu
Imran Zoberi, MD
Professor of Radiation Oncology
Medical Director of Radiation Oncology, Siteman Cancer Center at Barnes-Jewish West County Hospital
- Phone: 314-362-8610
Executive Assistant: Kristy Meyer (kgutreuter@wustl.edu)
Jacqueline Esthappan Zoberi, PhD
Professor of Radiation Oncology
Chief, Brachytherapy Medical Physics Service
- Phone: 314-362-8610
- Email: jzoberi@radonc.wustl.edu