Clinical Practice

The Department of Radiation Oncology at the Medical College of Wisconsin is a progressive academic radiation oncology practice that treats approximately 2,200 patients annually at several sites in collaboration with Froedtert Hospital, Community Memorial Hospital, St. Joseph's West Bend Hospital and Zablocki VA Medical Center.

Radiation Oncology Physicians

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Christopher Schultz, MD

Christopher J. Schultz, MD

Christopher Schultz, MD is Chair of the department. His clinical and research interests include brain tumors, head and neck cancers, lymphomas and Gamma Knife stereotactic radiosurgery.

Candice Johnstone, MD, MPH

Candice A. Johnstone, MD, MPH

Candice Johnstone, MD, MPH, is an Associate Professor, Medical Director for the Froedtert Health St. Joseph West Bend Alyce and Elmer Kramer Cancer Care Center Radiation Oncology and Medical Director of the Froedtert and Medical College of Wisconsin Cancer Network. Her clinical and research interests include lung and esophageal cancers, and palliative care.

Meena Bedi, MD

Meena Bedi, MD

Meena Bedi, MD, is an Assistant Professor. Her primary focus of treatment and research is sarcomas. She also treats prostate cancer, GU cancers and GYN cancers.

Tracy Kelly, MD

Tracy Kelly, MD

Tracy Kelly, MD, is an Assistant Professor. Her clinical and research focus is breast cancer.

Carmen Bergom, MD, PhD

Carmen Bergom, MD, PhD

Carmen Bergom, MD, PhD, is an Assistant Professor. Her focus of treatment and research is breast cancer, leading the Bergom Translational Research Lab focusing on identifying novel ways to minimize development of treatment resistance in breast cancers.

Colleen Lawton, MD, FACR, FASTRO

Colleen A. Lawton, MD

Colleen Lawton, MD is Vice Chair of the department, Director of Radiation Oncology Clinical Operations at Froedtert Hospital. Her clinical and research interests include prostate and genitourinary cancers.

Joseph Bovi, MD

Joseph Bovi, MD

Joseph Bovi, MD, is an Associate Professor and Medical Director of Community Memorial Clinical Cancer Center Radiation Oncology. His treatment and research focus areas include breast cancers, brain tumors and Gamma Knife stereotactic radiosurgery.

John "Mac" Longo, MD

John "Mac" Longo, MD

John "Mac" Longo, MD is an Assistant Professor. His clinical focus in general radiation oncology. His research interests include GI and GYN malignancies as well as community engagement and global oncology.

Adam Currey, MD

Adam Currey, MD

Adam Currey, MD, is an Assistant Professor and Director of the Radiation Oncology Medical Residency Program. His clinical and research interests include breast cancer and skin cancers.

Jared Robbins, MD

Jared Robbins, MD

Jared Robbins, MD, is an Assistant Professor. His clinical and research interests include head and neck cancers, melanomas, and liver cancers.

Beth Erickson-Wittmann, MD, FACR, FASTRO

Beth Erickson Wittmann, MD

Beth Erickson Wittmann, MD, is a Professor. Her clinical and research interests include gynecologic, gastrointestinal, orbital and ocular malignancies.

Hina Saeed, MD

Hina Saeed, MD

Hina Saeed, MD, is an Instructor.

Selim Firat, MD

Selim Y. Firat, MD

Selim Firat, MD, is an Associate Professor, Director of Pediatric Radiation Oncology at Children's Hospital of Wisconsin (CHW) and Medical Director, Drexel Town Square Health Center, Radiation Oncology. His clinical interests include pediatric cancers and head and neck cancers.

Monica Shukla, MD

Monica E. Shukla, MD

Monica Shukla, MD, is an Assistant Professor, and Associate Director of the Radiation Oncology Residency Program. Her clinical and research interests include head and neck, skin, lung and esophageal cancers.

Elizabeth Gore, MD

Elizabeth M. Gore, MD

Elizabeth Gore, MD, is a Professor and Medical Director of the Clement J. Zablocki VA Medical Center Radiation Oncology department. Her clinical and research interests include lung and esophageal cancers.

Malika Siker, MD

Malika Siker, MD

Malika Siker, MD, is an Assistant Professor. Her clinical and research interests include pediatric and adult brain tumors, Gamma Knife stereotactic radiosurgery and lymphomas.

William A. Hall, MD

William A. Hall, MD

William A. Hall, MD, is an Assistant Professor in the Department of Radiation Oncology. His clinical and research interests include pancreatic cancer, prostate cancer.

Michael Straza, MD, PhD

Michael Straza, MD, PhD

Michael Straza, MD, PhD, is an Instructor.

Physician Assistants and Nurse Practitioners

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Kimberly Roller Voigt, PA

Kimberly Roller-Voigt, PA

Kimberly Roller-Voigt sees breast and prostate patients in follow up after receiving radiation therapy as part of their overall treatment. Kimberly sees patients in the Breast Care Center and the Radiation Oncology Clinic at the Froedtert and Medical College Clinical Cancer Center and at the Community Memorial Hospital Cancer Care Center.

Susan Thorsen, APNP

Susan Thoreson, NP

Susan Thoreson sees patients with Dr. Beth Erickson in the Radiation Oncology Clinic in the Froedtert and Medical College Clinical Cancer Center.

Patricia Quinn Casper, NP

Patricia Quinn-Casper, NP

Patricia Quinn-Casper sees patients with Dr. Christopher Schulz and Dr. Elizabeth Gore in the Radiation Oncology Clinic in the Froedtert and Medical College Clinical Cancer Center.

Contact Radiation Oncology

Mailing Address

Department of Radiation Oncology
The Medical College of Wisconsin
8701 Watertown Plank Rd.
Milwaukee, WI 53226

Physical Location and Shipping Address

Department of Radiation Oncology
Froedtert Hospital, Third Floor-Specialty Clinics
9200 W. Wisconsin Ave.
Milwaukee, WI 53226

(414) 805-4400 | (414) 805-4369 (fax)

Maps & Directions to MCW
Maps & Directions to Froedtert Hospital
Radiation Oncology Site Map

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