- ABOUT ME
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- EDUCATION & LEADERSHIP
- LOCATIONS & HOSPITALS
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My expert team provides state of the art, evidence-based care. I individualize my treatment recommendations and treat each patient as I would my own family. My focuses are cure, comfort, and quality of life.
Dr. Hansen is a Board Certified Radiation Oncologist. He graduated with honors from Yale University (BA) and Oregon Health & Science University (MD). He completed his radiation oncology residency at University of California San Francisco (UCSF). Dr. Hansen served as President of the Oregon Radiation Oncology Society and is a member of the American Society of Radiation Oncology. He was selected by President Clinton as a United States Presidential Scholar. Dr. Hansen is Editor of “Handbook of Evidence-Based Radiation Oncology,” a leading medical text used by Radiation Oncologists worldwide.
Dr. Hansen is originally from Portland, OR. He enjoys hiking, outdoor activities, and sports with his wife, 3 children, and dog. He is a technology enthusiast, book lover, and fan of the Trailblazers, Timbers, Thorns, and athletes throughout Oregon.
Committee Member, Providence Cancer Society
Member, School Advisory Committee
Coaching, Soccer and Basketball teams
Article Reviewer, Scientific Journals
Editor, “Handbook of Evidence-Based Radiation Oncology.” This leading medical text is used by Radiation Oncologists worldwide, and has been translated to Japanese, Turkish, Chinese, and Russian editions.
Dr. Hansen’s research has been published in leading scientific journals and presented at national and regional meetings.
He wrote editorials for a nationwide journal club for Radiation Oncologists.
He served on the Radiation Oncology Institute Dephi Panel to determine the most pressing national Radiation Oncology research needs.
He is a member of the American Society of Radiation Oncology and the American Radium Society.
EDUCATION & TRAINING
Residency, Radiation Oncology, University of California, San Francisco, San Francisco, CA, 2007
Internship, Internal Medicine, St. Mary’s Medical Center, San Francisco, CA, 2003
MD, Oregon Health & Science University, Portland, OR, 2002
BA, Yale University, New Haven, CT, 1998
Former President of the Oregon Radiation Oncology Society
Radiation Oncology Institute panel member that determined the most pressing national Radiation Oncology research needs
Wrote editorials for a nationwide journal club for Radiation Oncologists
Portland Monthly Magazine, “Top Doctors,” 2012, 2015, 2016, 2017, 2018
United States Presidential Scholar, Selected by President Clinton
Chief Resident, Radiation Oncology, University of California San Francisco (UCSF)
Magna Cum Laude, Oregon Health & Science University (OHSU)
Phi Beta Kappa, Yale University
Magna Cum Laude, Yale University
Hansen EK, Roach MR (Editors). Handbook of Evidence-Based Radiation Oncology, 3nd Edition. New York, NY: Springer; 2017
Elliott DA, Nabavizadeh N, Seung S, Hansen EK, Holland JM. Radiation Oncology. In: Contemporary management of oral, head and neck squamous cell carcinoma. New York, NY: Elsevier; 2015.
Bicquart C, Hansen EK, Thomas CR (Editors). Radiation Oncology Study Guide. New York, NY: Springer; 2013
Luick ML, Hansen EK, Greenberg MS, Kim R, Owens M, Moore CJ, Flores M. Primary tracheal non-Hodgkin’s lymphoma. J Clin Oncol 2011; 29(8): 193-5.
Kollmansberger C, Daneshmand S, Hansen EK, et al. Testis Cancer. In: Cancer Medicine, 8th Edition. Shelton, CT: People’s Medical Publishing House; 2010.
Seung S, Bae J, Solhjem M, Bader S, Gannett D, Hansen EK, Louie J, Underhill K, Cha C. IMRT for head and neck cancer in the community setting. Int J Radiat Oncol Biol Phys 2008; 15;72(4):1075-81
Patel S, Hansen E, Wallner P. Transition from residency to your first job. In: American College of Radiation Oncology Practice Management Guide 2008.
Ezzell LC, Hansen EK, Quivey JM, and Xia P. Detection of treatment setup errors between two CT scans for patients with head and neck cancer. Med Phys 2007; 34: 3233-3242
Patel S, Jagsi R, Wilson J, Frank S, Thakker V, and Hansen EK. Results of the 2004 Association of Residents in Radiation Oncology (ARRO) Survey. Int J Radiat Oncol Biol Phys 2006; 66: 1199-1203
Hansen EK, Larson DA, Aubin M, Chen J, Descovich M, Gillis AM, Morin O, Xia P, Pouliot J. Image guided radiotherapy using megavoltage cone-beam CT for treatment of paraspinous tumors in the presence of orthopedic hardware. Int J Radiat Oncol Biol Phys 2006; 66: 323-326
Hansen EK, Bucci MK, Quivey JM, Weinberg V, Xia P. Repeat CT imaging and re-planning during the course of IMRT for head and neck cancer. Int J Radiat Oncol Biol Phys 2006; 64: 355-362
Hansen E, Donohoe M. Health issues of migrant and seasonal farmworkers. J Health Care Poor Underserved 2003; 14: 153-164
Hansen E, Panwala K, Holland J. Postoperative radiation therapy for advanced-stage oropharynx cancer. J Laryngol Otol 2002; 116: 920-924
Wharton C, Grafman J, Flitman S, Hansen E, Brauner J, Marks R, Honda M. Towards neuroanatomical models of analogy: A positron emission tomography study of analogical mapping. Cognit Psychol 2000; 40: 173-197
Wharton C, Grafman J, Flitman S, Hansen E, Brauner J, Marks A, & Honda M. The neuroanatomy of analogical reasoning. In: Holyoak K, Gentner D, Kokinov B, eds. Advances in analogy research: Integration of theory and data from the cognitive, computational, and neural sciences. Sophia, Bulgaria: New Bulgarian University; 1998: 260-269