Radiation Oncology Program

Physicians and Staff

The Department of Radiation Oncology is a cornerstone of the University of Maryland Marlene and Stewart Greenebaum Cancer Center (UMGCC). Our radiation oncology experts work as part of a multidisciplinary team, along with medical, surgical and other oncology specialists, to deliver a customized treatment plan for each individual patient.

William F. Regine, M.D.
Chair, Department of Radiation Oncology
Interim Chair of the Department of Diagnostic Radiology and Nuclear Medicine
Special Interests: Pancreatic Cancer, Gastrointestinal Malignancies, Head and Neck and Central Nervous System Cancers, Brain Tumor Treatments, Gamma Knife Radiosurgery, Stereotactic Body Radiation Therapy (SBRT)
Medical Degree: State University of New York Health and Science Center
Residency: Thomas Jefferson University Hospital
Fellowships: Thomas Jefferson University Hospital and University of Florida, Radiation Oncology
Certification: Radiation Oncology
800-492-5538 / appointments
410-328-2326 / academic office

Mohan Suntha, M.D.
Marlene and Stewart Greenebaum Professor of Radiation Oncology
Associate Director, University of Maryland Greenebaum Cancer Center
Special Interests: Head and Neck Cancer, Lung Cancer, Esophageal Cancer
Medical Degree: Thomas Jefferson Medical College
Residency: University of Maryland Medical Center
Fellowships: University of Maryland Medical Center
Certification: Radiation Oncology
410-328-2331 / appointments
410-328-2328 / academic office

Pradip Amin, M.D.
Associate Professor of Radiation Oncology
Special Interests: Genitourinary Tumors, Brain Tumors, Gamma Knife, Musculoskeletal/Soft Tissue Oncology, Cancer
Medical Degree: T.N. Medical College, University of Bombay, India
Residency: University of Maryland Medical Center
Certification: Radiation Oncology
410-328-8995 / appointments
410-328-6080 / academic office

Courtney L. Bui, M.D., M.P.H.
Assistant Professor of Radiation Oncology
Special Interests: Brachytherapy, Gynecologic Cancers
Medical Degree: University of North Carolina at Chapel Hill School of Medicine
Residency: University of Pennsylvania, Radiation Oncology
Certification: Radiation Oncology
800-492-5538 / appointments
215-964-4058 / academic office

Sally B. Cheston, M.D.
Assistant Professor of Radiation Oncology
Special Interests: Breast Cancer, Cancer
Medical Degree: University of Maryland School of Medicine
Residency: University of Maryland Medical Center, Radiation Oncology
Fellowships: University of Maryland Medical Center, Radiation Oncology
Certification: Radiation Oncology
800-492-5538 / appointments
410-740-9300 / academic office

Wendla K. Citron, M.D.
Assistant Professor of Radiation Oncology
Program Director, Radiation Oncology Residency Program
Special Interests: Breast and Gynecologic Cancers, Women's Health
Medical Degree: Wake Forest University School of Medicine
Residency: University of Chicago, Radiation Oncology
Certification: Radiation Oncology
800-492-5538 / appointments

Randi J. Cohen, M.D., M.S.
Assistant Professor of Radiation Oncology
Medical Degree: State University of New York (SUNY) Stony Brook School of Medicine
Residency: Fox Chase Cancer Center, Radiation Oncology
800-492-5538 / appointments
410-328-6080 / academic office

Steven J. Feigenberg, M.D.
Associate Professor of Radiation Oncology
Special Interests: Stereotactic Body Radiation Therapy (SBRT)
Medical Degree: Hahnemann University School of Medicine
Residency: University of Florida, Gainesville
Certification: Radiation Oncology
800-492-5538 / appointments
410-328-6080 / academic office

Michael C. Garofalo, M.D.
Assistant Professor of Radiation Oncology
Special Interests: Thoracic Malignancies; GI Malignancies; Intensity Modulated Radiation Therapy (IMRT); Translational research focused on mechanisms and mitigators of acute and delayed radiation injury
Medical Degree: University of Maryland School of Medicine
Residency: University of Chicago, Department of Radiation and Cellular Oncology
800-492-5538 / appointments
410-328-6080 / academic office

Young Kwok, M.D.
Associate Professor of Radiation Oncology
Special Interests: Central Nervous System, Genitourinary Oncology, Lymphoma
Medical Degree: Albert Einstein College of Medicine
Residency: University of Maryland Medical Center
Certification: Radiation Oncology
410-328-6080 / academic office
410-328-9134 / appointments

Navesh K. Sharma, D.O., Ph.D.
Assistant Professor of Radiation Oncology
Associate Director, Radiation Oncology Residency Program
Special Interests: Gastrointestinal Cancer; Lymphoma; SIR-Spheres
Medical Degree: Kansas City University of Medicine and Biosciences
Residency: Fox Chase Cancer Center, Radiation Oncology
Certification: Radiation Oncology
410-328-6080 / appointments
410-328-5199 / academic office

Radiologic Physics

Warren D'Souza, Ph.D.
Associate Professor and Chief of Medical Physics

Christina Christou, Ph.D.
Assistant Professor

Hee Teak Chung, Ph.D.
Assistant Professor

Mathew Earl, Ph.D.
Associate Professor

Mariana Guerrero, Ph.D.
Clinical Assistant Professor

Erica Kinsey, Ph.D.
Assistant Professor

Giovanni Lasio, Ph.D.
Assistant Professor

Wei Lu, Ph. D.
Assistant Professor

Nilesh Mistry, Ph.D.
Instructor

Yildirim Mutaf, Ph.D.
Assistant Professor

Karl Prado, Ph.D.
Associate Professor and Associate Chief of Clinical Physics

Colleen Schinkel, Ph.D.
Assistant Professor

Byong Yong Yi, Ph.D.
Professor

Cedric Yu, D.Sc.
Carl M. Mansfield Professor

Hao Zhang, Ph.D.
Instructor

Bo Zhou, D.Sc.
Research Associate

Research Oncology Research Laboratory

Feyruz Rassool, Ph.D.
Associate Professor
Interim Director
Research Interests: DNA Damage and Repair in Cancer and Leukemia Progression

Elizabeth Balcer-Kubiczek, Ph.D.
Associate Professor
Research Interests: Late Effects of Radiation Exposure, Gene Induction

Janet Baulch, Ph.D.
Assistant Professor

James P. Carney, Ph.D.
Adjunct Assistant Professor
Research Interests: Biochemistry of DNA Repair Proteins

Ann M. Farese, M.S., M.A.
Research Associate

Kim G. Hankey, Ph.D.
Research Associate

Thomas MacVittie, Ph.D.
Professor
Research Interests: Immunotherapeutic Approaches for Adjunctive Treatment of Cancer

William F. Morgan, Ph.D.
Adjunct Professor

Juong G. Rhee, Ph.D.
Associate Professor
Research Interests: Combinational Radiation and Gene Therapy, Hypoxia

Core Resources

Genetic Counseling:

Jessica Rispoli Joines, M.G.C., C.G.C.
Certified Genetic Counselor
410-328-2294

Clinical Nutrition Services

Mindy Athas, R.D., C.S.O., L.D.N.
Outpatient Dietitian, Nutritionist & Certified Oncology Specialist
410-328-5462

Jenny Ratta, R.D., L.D.N., C.N.S.D.
Senior Dietitian
410-328-5462

Psychosocial Services:

Mark J. Ehrenreich, M.D.
Assistant Professor of Psychiatry
Program Director, Consultation/Liaison
Medical Director, Medical Crisis Counseling Center
Special Interests: Psychotherapy; General Adult Psychiatry; Medical Crisis Counseling; Affective and Anxiety Disorders; Consultation Liaison Psychiatry; Psychiatric Care of the Medically Ill
Medical Degree: University of Maryland School of Medicine
Residency: University of Maryland Medical Center
Fellowship: University of Maryland Medical Center
Certification: Psychiatry; Geriatric Psychiatry
410-328-6553 / appointments
410-328-6091 / academic office

Catherine L Harrison-Restelli M.D.
Assistant Professor of Psychiatry
Special Interests: Psychiatric care of patients with serious medical illnesses (HIV, cancer, transplant); delirium, confusion and agitation in medically ill patients; women's mental health, especially the care of the pregnant and postpartum woman; psychiatric care of veteran's, especially female veterans and patients with Traumatic Brain Injury (TBI) and Post Traumatic Stress Disorder (PTSD)
Medical Degree: Joan and Sanford I. Weill Medical College of Cornell University
Residency: Johns Hopkins Hospital, University of Maryland-Sheppard Pratt Hospital
Fellowship: University of Maryland Medical Center, Psychosomatic Medicine
Certification: Psychiatry, Psychosomatic Medicine
410-328-6553 / appointments
410-328-6091 / academic office

This page was last updated on: January 4, 2012.

Radiation Oncology Program

Physicians and Staff

Radiologic Physics

Research Oncology Research Laboratory

Core Resources

For More Information