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Radiation Oncology Staff

All of Aria's radiation oncologists have appointments with a presitigious, major academic medical center, at Jefferson.  Each has many years of board certification, a depth of experience, and additional, higher-level training.  They offer advanced treatments such as radioactive seed implantation and radiotherapy.

Scot A. Fisher, DO, is a graduate of Princeton University and of the Philadelphia College of Osteopathic Medicine.  He did his internship at John F. Kennedy Memorial Hospital, Cherry Hill, NJ, (where he was chief intern) and completed his residency and a fellowship in the Department of Radiation Oncology-Nuclear Medicine, at Hahnemann University School of Medicine (now Drexel University College of Medicine), Philadelphia, Pa. (where he was chief resident and subsequently an attending physician and associate professor).  Dr. Fisher previously served as a professor in the Department of Radiologic Sciences at Philadelphia College of Osteopathic Medicine, and his significant teaching responsibilities currently include serving as a clinical associate professor (and Director of Off-Campus Programs) in the Department of Radiation Oncology at Jefferson Medical College of Thomas Jefferson University, for which he has served on the faculty since 2001.  He previously directed radiation oncology at Graduate Hospital (Allegheny University Hospitals) and City Avenue Hospital, both in Philadelphia, Pa., and now serves as the Associate Clinical Director of the Jefferson Kimmel Cancer Center Network and Director of Radiation Oncology Affiliate Centers for Thomas Jefferson University Hospital’s Department of Radiation Oncology.

Dr. Fisher has directed the Department of Radiation Oncology at Aria Health (formerly Frankford Hospitals) since 2001.  He is a co-director of the Executive Committee of Aria’s Cancer Center and is a member of in Aria’s Tumor Board, Breast Evaluation Committee, and Lung Cancer Conference.

Annually Dr. Fisher selects and instructs a large number of radiation oncology residents.  Since 2001, he has had responsibility for training residents in the Department of Radiation Oncology at Thomas Jefferson University Hospital and for clinical supervision of residents at Aria Health-Torresdale.  

Dr. Fisher has been board certified since 1987 in therapeutic radiology by the American Board of Radiology.  He is a member of the American Society for Therapeutic Radiology and Oncology, the Pennsylvania Osteopathic Medical Association, and The College of Physicians of Philadelphia.  He also serves as a reviewer for the American Journal of Clinical Oncology.

Dr. Fisher’s special interests include stereotactic radiosurgery and high-dose radiotherapy, as well as intraoperative radiation therapy.  He has a special focus on care for Gyn cancers and prostate cancer, as well as, lung cancer, breast cancer, and soft-tissue sarcoma.  He is actively involved in helping match patients to, enroll them in, and treat them through clinical research trials at Aria.

Among his community-service activities related to cancer, Dr. Fisher helps to organize National Cancer Survivors Day at Aria Health-Torresdale each year.

Eric L. Gressen, MD, is a graduate (cum laude) of Muhlenberg College and of Hahnemann University School of Medicine (now Drexel University College of Medicine), where he earned physiology and neuroscience honors.  He did his internship at Medical Center of Delaware (now Christiana Care Health System) and completed his residency in radiation oncology at Thomas Jefferson University Hospital.  His significant teaching responsibilities currently include serving as a clinical associate professor in the Department of Radiation Oncology at Jefferson Medical College of Thomas Jefferson University, for which he has served on the faculty since 1999. 

Dr. Gressen joined Aria’s Department of Radiation Oncology in 1999.  He directs Aria’s Lung Cancer Conference and its prostate brachytherapy program, which he led development of for Aria.  He also serves as Chairman of the Prostate Cancer Working Group at Aria.  In addition to his role as a member of Aria’s Cancer Care Committee and Tumor Board, he serves on Aria's: Breast Evaluation Commitee; Peer and Quality Review Committee; Continuing Medical Education Committee; and Crimson Initiative (for assessing Aria's online-technology platform and for optimizing physician performance).

Annually Dr. Gressen helps to select, supervise, and instruct a large number of radiation oncology residents, in Aria’s program for training residents from the Department of Radiation Oncology at Thomas Jefferson University Hospital. 

Dr. Gressen has been board certified since 1999 in therapeutic radiology by the American Board of Radiology.  He is a member of the American Society for Therapeutic Radiology and Oncology, the American College of Radiology, the American Brachytherapy Society, and the Pennsylvania Radiological Society.

Dr. Gressen has special interest and advanced training in prostate brachytherapy.  His areas of activity also include stereotactic radiosurgery and high-dose radiotherapy.  He has a special focus on care for lung cancer, prostate cancer, and a variety of other cancers.  He is actively involved in helping match patients to, enroll them in, and treat them through clinical research trials at Aria.

Among his community-service activities related to cancer, Dr. Gressen participates in National Cancer Survivors Day at Aria Health-Torresdale each year and the Steppin Out Party, a costume-optional party in October for cancer
patients and their families.

Shari B. Rudoler, MD, is a graduate of the University of Pennsylvania (summa cum laude) of the University of Pennsylvania School of Medicine.  She did her internship at Cooper Hospital University Medical Center and completed her residency in the Department of Radiation Oncology, University of Pennsylvania, (where she was chief resident) and her fellowship in neuro-oncology at Thomas Jefferson University Hospital. 
Dr. Rudoler was previously an attending physician in radiation oncology at Medical Center of Delaware (now Christiana Care Health System) and at Graduate Hospital (Allegheny University Hospitals), where she was also an assistant professor of radiation oncology.  In her significant teaching responsibilities, Dr. Rudoler has, since 1998, been a faculty member of the Department of Radiation Oncology at Jefferson Medical College of Thomas Jefferson University, for which she currently serves as an assistant professor.  Dr. Rudoler was previously the medical director for the Jefferson Lower Bucks Radiation Oncology Center, and has been an attending physician in Aria’s Department of Radiation Oncology since 2001.

Annually, Dr. Rudoler helps to select, supervise, and instruct a large number of radiation oncology residents, in Aria’s program for training residents from the Department of Radiation Oncology at Thomas Jefferson University Hospital.  She provides quality review for this department’s off-campus programs.  She also serves as the editor of The Bodine Bulletin and The Bodine Journal, published by Jefferson’s Bodine Center for Cancer Treatment.

Dr. Rudoler has been board certified since 1996 in therapeutic radiology by the American Board of Radiology.  She is a member of the American Society for Therapeutic Radiology and Oncology, the American College of Radiology, the American Society of Clinical Oncology, the American College of Radiation Oncology, and the Pennsylvania Radiological Society.  She is a member of in Aria’s Tumor Board, Breast Evaluation Committee, and Lung Cancer Conference.

Dr. Rudoler’s special interests include care of breast cancer, central nervous system and ocular cancers, and soft-tissue sarcomas.

Among her community-service activities related to cancer, Dr. Rudoler participates in National Cancer Survivors Day at Aria Health-Torresdale each year and Aria’s annual Breast Cancer Survivor’s Luncheon.