Meet Our Medical Team

The Maryland Proton Treatment Center (MPTC) is led by renowned radiation oncologists from the University of Maryland School of Medicine who are inspired by patients and driven by a passion for healing. Using a team approach to care, every patient receives an individualized treatment plan. Our physicians are involved in cutting-edge research and clinical trials, and are leading experts who have been formally trained in proton therapy to treat patients with a wide variety of cancers.

MPTC physicians provide a unique level of proton therapy experience and expertise, with an average of 20 years of clinical experience and a combined 40+ years of proton therapy experience.

In addition, MPTC is designed to be a regional resource, and radiation oncologists from other Mid-Atlantic health systems will also treat their patients here alongside our physicians.

MPTC has also partnered with Varian,  a global leader in developing and delivering cancer care solutions, to create and deliver a diverse range of training and educational offerings targeted to physicians, medical physicists, dosimetrists, radiation therapists and administrators. To date, more than 165 medical professionals have completed training at MPTC.

Read on to learn more about MPTC’s radiation oncologists, their expertise, and the cancer sites they treat with proton therapy.

Maryland Proton Treatment Center Medical Team William F. Regine MDExecutive Director, Maryland Proton Treatment Center;
Professor and Isadore & Fannie Schneider Foxman Chair, Department of Radiation Oncology, University of Maryland School of Medicine

Dr. Regine is a leader in the field of radiation oncology and a recognized expert in the areas of GI and CNS malignancies. He has served as a principal investigator for multiple NCI-sponsored clinical trials. His research has defined new standards of care for patients. He is co-inventor of the “GammaPod,” the first treatment system dedicated to the stereotactic radiation of early stage breast cancer and is co-editor of “Principles and Practices of Stereotactic Radiosurgery,” the first comprehensive textbook of its kind.

To learn more about Dr. Regine, please watch the video below:

  • Special Interests: Base of skull/paranasal sinuses, Central nervous system (brain/spine), Esophagus, GI (anus/rectum/stomach/colon/liver/pancreas), Head and neck (non-paranasal sinuses), sarcoma
  • Medical Degree:  State University of New York Health and Science Center
  • Residency:  Thomas Jefferson University Hospital
  • Physician Fellowships:  Thomas Jefferson University Hospital and University of Florida, Radiation Oncology
  • Certification:  Radiation Oncology
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dr robert c miller- maryland proton treatment centerProfessor of Radiation Oncology, University of Maryland School of Medicine

Dr. Miller, a nationally recognized radiation oncologist, joined MPTC in April 2019 following more than 25 years of practice experience at the Mayo Clinic where he was Vice Chair of Radiation Oncology for proton research in Rochester, Minnesota and Medical Director for Proton Therapy in Jacksonville, Florida.

He has conducted extensive clinical research on the use of compounds to mitigate the risk of normal tissue injury in patients undergoing radiation therapy. He is the founding Editor in Chief of ASTRO’s Advances in Radiation Oncology.  He treats patients with gastrointestinal cancers.

  • Special Interests:  Gastrointestinal Cancers
  • Medical Degree:  University of Kentucky
  • Residency:  Mayo Clinic Rochester, Minnesota

Maryland Proton Treatment Center Medical Team Manuj Agarwal MDAssistant Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Agarwal specializes in the use of proton therapy and advanced radiation therapy techniques and brings clinical experience from the Ohio State University.

He received training in proton therapy from the Paul Scherrer Institute in Switzerland. Dr. Agarwal will see patients from the state of Delaware and Cecil Country at the Maryland Proton Treatment Center.

  • Special Interests:  Head and Neck, Genitourinary, Gynecologic, Spine
  • Medical Degree:  SUNY Downstate Medical Center – College of Medicine
  • Residency:  SUNY Downstate Medical Center – Radiation Oncology
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Pradip-Amin-MDAssociate Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Amin brings nearly 40 years of experience to his research specializing in genitourinary cancers, prostate cancer, and brain tumors. He is particularly interested in improving outcomes for patients with recurrent or aggressive prostate cancer using multi-modal approaches.

  • Special Interests:  Genitourinary, Prostate, Brain Tumors
  • Medical Degree:  University of Bombay, India
  • Residency:  University of Maryland School of Medicine
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Wendla K CitronAssistant Professor of Radiation Oncology, University of Maryland School of Medicine

Program Director, Radiation Oncology Residency Program
Medical Director, Tate Cancer Center, Baltimore Washington Medical Center

Dr. Citron has a particular interest in breast cancer and other cancers that affect women. She received training in proton therapy from the Institute Curie in Paris, France.   Dr. Citron will see patients from Anne Arundel County at the Maryland Proton Treatment Center.

  • Special Interests:  Breast and gynecologic cancers, Women’s health
  • Medical Degree:  Wake Forest University School of Medicine
  • Residency:  University of Chicago, Illinois
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Adeel KaiserAssistant Professor of Radiation Oncology, University of Maryland School of Medicine
Co-Medical Director, Integrative Wellness

Dr. Kaiser comes to the Maryland Proton Treatment Center with experience in treating patients with breast, gastrointestinal and prostate cancers at Loma Linda University Medical Center in Loma Linda, California. Dr. Kaiser will see patients from Howard County at the Maryland Proton Treatment Center.

To learn more about Dr. Kaiser, please watch the video below:

  • Special Interests:  Genitourinary (prostate), Head and neck cancers
  • Medical Degree:  Johns Hopkins University School of Medicine
  • Residency:  University of California Irvine Integrated Radiation Oncology Program
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Young Kwok MDAssociate Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Kwok specializes in using proton therapy to treat pediatric patients. His clinical specialties include brain tumors, skull base tumors, and genitourinary tumors, including prostate and bladder cancers.   He is an active researcher who serves as the principal investigator on several clinical trials.

  • Special Interests:  Lymphoma/leukemia/myeloma/bone marrow, Pediatric patients (with and without central nervous system cancers)
  • Medical Degree:  Albert Einstein College of Medicine
  • Residency:  University of Maryland Medical Center
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Robert Malyapa MD

Professor of Radiation Oncology, University of Maryland School of Medicine

As a nationally and internationally recognized proton therapy physician, Dr. Malyapa has over a decade of experience treating cancers of the brain, base of skull, head and neck, spine and sarcoma in adult and pediatric patients. He will also focus on building MPTC’s clinical and research programs.

  • Special Interests:  Base of skull/paranasal sinuses, Central nervous system (brain/spine), Head and neck (non-paranasal sinuses), Eye
  • Medical Degree:  All India Institute of Medical Sciences
  • Residency:  Mallinckrodt Institute of Radiology, Washington University
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Sara McAvoy MD

Assistant Professor of Radiation Oncology, University of Maryland School of Medicine
  • Special Interests:  Breast, GYN, Thoracic, and CNS
  • Medical Degree:  University of Minnesota Medical School
  • Residency:  University of Texas M.D. Anderson Cancer Center
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Mark Mishra MD

Associate Professor of Radiation Oncology, University of Maryland School of Medicine

  • Special Interests:  Central Nervous System Cancer, Lung Cancer
  • Medical Degree:  University of Cincinnati College of Medicine
  • Residency:  Thomas Jefferson University Hospital
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Pranshu Mohindra MD

Assistant Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Mohindra is a physician-scientist who treats patients with thoracic/lung and gynecologic cancers. His research includes efforts to find better ways to protect healthy tissue when using radiation therapy to destroy cancer cells.

  • Special Interests:  Gynecologic (vagina/cervix/endometrial), Thoracic (lung/mesothelioma/thymoma)
  • Medical Degree:  University of Mumbai, DR. D.Y. Patil Medical College
  • Residency:  Tata Memorial Center, University of Mumbai, India; University of Wisconsin
  • Physician Fellowships:  Princess Margaret Hospital, University of Toronto
  • Physician Research FellowshipsUniversity of Texas MD Anderson Cancer Center
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Maryland Proton Treatment Center Medical Team Jason Molitoris MD PhDAssistant Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Molitoris’ areas of clinical interest include genitourinary (prostate), gastrointestinal, and hemato-lymphoid malignancies. He is focused on utilizing multiple advanced treatment technologies, including proton therapy and thermal therapy, both of which are offered at MPTC.

Dr. Molitoris is an active clinician and researcher in the Department of Radiation Oncology at the University of Maryland.

  • Special Interests:  Genitourinary (prostate/bladder/kidney/testicle), GI (anus/rectum/stomach/colon/liver/pancreas), Lymphoma/leukemia
  • Medical Degree:  Case Western Reserve University School of Medicine
  • Residency:  University of Maryland Medical Center
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Elizabeth M Nichols MDAssistant Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Nichols’s clinical research focuses on breast and gynecologic cancers, but she is experienced in treating patients with a wide variety of cancers.

At the Maryland Proton Treatment Center, Dr. Nichols will see patients from Howard County who are in need of proton therapy.

To learn more about Dr. Nichols, please watch the video below:

  • Special Interests:  Breast cancer, Gynecologic cancers
  • Medical Degree:  University of Maryland Medical Center
  • Residency:  University of Maryland School of Medicine
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team James W Snider III MDAssistant Professor of Radiation Oncology, University of Maryland School of Medicine

Dr. Snider’s clinical research focuses center on Head and Neck Cancer, Sarcomas, Spinal Tumors, Pencil-Beam Scanning Proton Therapy, novel and advanced radiotherapy delivery techniques, and Hyperthermia/Thermoradiotherapy.

He received training in Proton Therapy at the world-renowned Paul Scherrer Institute Center for Proton Therapy in Villigen, Switzerland. Dr. Snider treats a wide variety of tumors and is an active clinical researcher in the Department of Radiation Oncology at the University of Maryland.

  • Special Interests:  Head and Neck Cancer, Sarcomas, Spinal Tumors, Pencil-Beam Scanning Proton Therapy, Novel Radiotherapy Techniques, and Hyperthermia/Thermoradiotherapy
  • Medical Degree:  Georgetown University School of Medicine
  • Residency:  University of Maryland Medical Center
  • Physician Fellowships:  Clinical/Research Fellowship in Pencil Beam Scanning Proton Therapy, Paul Scherrer Institute, Center for Proton Therapy
  • Certification:  Radiation Oncology
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Maryland Proton Treatment Center Medical Team Zeljko Vujaskovic MD PhDProfessor of Radiation Oncology, University of Maryland School of Medicine

Director, Division of Translational Radiation Sciences
Co-Director, Maryland Proton Alliance

Dr. Vujaskovic is a renowned researcher in radiation biology. He is particularly interested in finding new ways to treat and eradicate deadly cancers through unique treatments like thermal therapy, which applies heat to tumors in an effort to improve clinical outcomes.

At MPTC, he leads the Maryland Proton Alliance – an important research consortium that advances patient-centered care and precision medicine – and specializes in treating patients with prostate cancer.

  • Special Interests:  Genitourinary (prostate/bladder/kidney/testicle)
  • Medical Degree:  University of Zagreb Medical School, Croatia
  • Residency:  Military Medical Academy in Belgrade, Yugoslavia
  • Physician Fellowships:  University of Colorado Cancer Center, Medical Oncology; Colorado State University, Radiological Health Services
  • Certification:  Radiation Oncology
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What Makes MPTC Different?

Proton Therapy for Pediatric Patients
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