By combining rigorous scientific discipline with the human insights of community-based practice, our physicians ensure that each patient receives personal attention and state-of-the-art treatment.
Patients who seek the highest standard of care can rely upon the professionals of Nuclear Oncology Medical Care.
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2009: Doctor of Medicine, University
of Illinois at Chicago, Chicago, IL
Rush University Medical Center, Chicago, IL
2014: Residency, Radiation Oncology, Rush University Medical Center, Chicago, IL
2015: Certified, American Board of Radiology
Virag K. Dandekar, M.D.
Dr. Virag Dandekar received his Bachelor of Science and Doctor of Medicine degrees from the University of Illinois at Chicago. He completed his residency training at Rush University Medical Center in Chicago, and received his board certification in Radiation Oncology from the American Board of Radiology
Dr. Dandekar’s research has been published in his specialty’s major peer-reviewed journals, addressing topics in the treatment of cancers of the head and neck cancer, cervix, bone and lung. His research has focused on treatment techniques such as high-dose rare brachytherapy, tomotherapy-based chemoradiotherapy, and tomotherapy for stereotactic body radiosurgery.
Dr. Dandekar is a member of American Society of Therapeutic Radiation Oncology, the American Society of Clinical Oncology, and the American Brachytherapy Society.
2007: Doctor of Medicine, University of Chicago, Chicago, IL
2008: Internship, Evanston Hospital, Evanston, IL
2012: Residency, Case Western Reserve University, Cleveland, OH
2013: Certified, American Board of Radiology
Nicholas S. Galanopoulos, M.D.
Dr. Galanopoulos received his B.S. from the University of Illinois at Urbana-Champaign and his M.D. from the University of Chicago. During medical school he received the 2004 Brain Research Foundation award for best neuroscience research project investigating new treatments for Glioblastoma multiforme. He graduated in 2007 with distinction receiving the Department of Radiation and Cellular Oncology Departmental Award.
He completed his radiation oncology training at Case Western Reserve University, University Hospitals Seidman Cancer Center in Cleveland, Ohio. During his time there he received extensive training in stereotactic radiosurgery which included both Cyber Knife and Gamma Knife treatments. He also performed numerous research studies and actively participated in several clinical trials within the Radiation Therapy Oncology Group (RTOG). His particular areas of interest include breast cancer, head and neck cancers, and brain malignancies. His research has been presented at multiple oncologic conferences and has been published in academic journals. In recognition of his work, he received the 2010 RSNA Roentgen Resident Research Award. He has also authored a textbook chapter on malignancies of the head and neck that is currently in publication. He is a member of the American College of Radiology (ACR) Expert Panel on Radiation Oncology - Bone Metastases.
1974: Doctor of Medicine, University
1975: Internship, University of Arizona, Tucson, AZ
1977: Residency, Dept. of Radiation Therapy, University
1978: Fellowship, Therapeutic Radiology, University of Minnesota,
1979: Certified, American Board of Radiology
Dennis L. Galinsky, M.D.
Dr. Galinsky is a Founder and Fellow of the American College of Radiation Oncology, and in 2003 received the ACRO Gold Medal, its highest honor.
Dr. Galinsky’s range of expertise is apparent in a number of diverse publications. From his contribution on Hodgkin’s Disease at an International College of Radiation Oncology meeting, to a chapter in Radiation Therapy of Head and Neck Cancer and paper in the American Journal of Clinical Oncology, Dr. Galinsky’s extensive knowledge and training in breast, prostate and lung cancers helped to earn him a place in the First Edition of Who’s Who in Health Care and Medicine.
Dr. Galinsky holds a significant number of professional appointments, memberships, elective offices and committee service positions. Dr. Galinsky is actively involved with the House of Delegates to the American Medical Association and is a Board Member of the American College of Radiation Oncology. He served on the Committee on Educational Appraisal for Rush Medical School, and has held medical school appointments at Rush and at Northwestern University.
1982: Doctor of Medicine, Harvard Medical School, Boston, MA
1983: Internship, University of Chicago Hospitals and Clinics
1986: Residency, Joint Center for Radiation Therapy, Harvard Medical School, Boston, MA
1986: Certified, American Board of Radiology
Katherine L. Griem, M.D.
Dr. Griem is a nationally renowned expert in the treatment of breast cancer and a Fellow of the American College of Radiology. She has been named one of Chicago’s top doctors.
Dr. Griem was among the first to develop and implement the prone technique for irradiation of the breast reducing dose to heart and lung. Among her research interests are cardiac sparing techniques for breast cancer, partial breast irradiation, and cost benefit analysis.
Dr. Griem’s involvement extends to education and activism. She was Instructor in Radiation Therapy and Research Fellow at Harvard Medical School. She has served on the Medical Advisory Board of the Y-Me National Organization for Breast Cancer. Dr. Griem is on the Board of Directors for the Illinois Division of the American Cancer Society and is its Vice President.
Dr. Griem practices at Rush University Medical Center in Chicago (www.rush.edu) where she is Professor of Radiation Oncology and Director of the Radiation Oncology Residency Program
1990: Doctor of Medicine, Rush Medical College Chicago, IL
St. Joseph Hospital, Chicago, IL
1994: Residency, Cleveland Clinic Foundation, Cleveland, OH
1997: Certified, American Board of Radiology
Ommar T. Hla, M.D.
Dr. Ommar Hla received her M.D. from the Rush Medical College in Chicago, IL. She then completed residency training in Radiation Oncology at the Cleveland Clinic, one of the leading comprehensive cancer centers. She also received extensive training and experience in Brachytherapy and Stereotactic Radiosurgery through fellowship training at the University of Rochester in Rochester, New York, one of the top training programs in Radiation Oncology.
Board certified in Radiation Oncology, Dr. Hla has expertise in Intensity Modulated Radiation Therapy (IMRT), Image Guided Radiation Therapy (IGRT) and Stereotactic Radiosurgery (SRS). She also has extensive experience in High Dose Rate (HDR) brachytherapy for breast and gynecologic cancers and Low Dose Rate Brachytherapy for prostate cancers.
Dr. Hla has published and presented her research at several medical conferences and has received numerous awards including Fellowship from the American College of Radiation Oncology. Dr. Hla is also a member of several professional organizations including the American Society for Therapeutic Radiology and Oncology, American College of Radiology, American College of Radiation Oncology and the American Brachytherapy Society.
2010: Doctor of Medicine, Tulane School of Medicine, New Orleans, LA
2011: Post-Doctoral Fellow, Radiation Oncology, Mount Sinai School of Medicine, New York, NY
2016: Residency, Radiation Oncology,
University of Kentucky
2017: Certified, American Board of Radiology
Gregory C. Treharne, M.D.
Dr. Treharne completed his residency at an NCI-designated Cancer Center, which provided him a high volume clinical experience—it was in the top quartile nationally in number of cases, with a wide referral base, particularly for GYN brachytherapy and stereotactic body radiation therapy
Dr. Treharne is experienced in LDR permanent seed prostate brachytherapy, HDR and LDR GYN brachytherapy, IMRT, VMAT, TomoTherapy, IGRT, Gamma Knife Radiosurgery, and SBRT to lung, spine, and other sites
He personally delivered over 15 one-hour-long clinical didactic lectures in each year of his residency.
2012: Doctor of Medicine, Rush Medical College Chicago, IL
MacNeal Hospital, Berwyn, IL
2017: Residency, Rush University Medical Center, Chicago, IL
Andrew L. Walker, M.D.
Dr. Andrew Walker earned his Bachelor of Science degree from the University of Missouri, graduating magna cum laude. He received his Doctor of Medicine degree from Rush Medical College and was inducted into the Alpha Omega Alpha Honor Medical Society upon graduation. Dr. Walker completed his internship at MacNeal Hospital in Berwyn, IL and his residency in radiation oncology at the Rush University Medical Center.
Dr. Walker's research in hematology and radiation oncology has been published in peer reviewed journals of each respective speciality, and he has presented research at the annual international meeting for radiation oncology. His research includes endeavors in stem cell transplantation, novel thoracic radiation techniques, oncologic biomarkers in early stage lung cancer and pancreatic cancer prognostication.
Dr. Walker is an accomplished physician skilled in the modern art of oncology. Working with a team of committed healthcare professionals, Dr. Walker combines the most advanced, world class radiation therapies with compassionate service for his patients and their loved ones.
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