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Office
200 1st St
Rochester, MN 55905Phone+1 507-284-2511
Summary
- James Leenstra, MD is a radiation oncology expert based in Rochester, MN. A graduate of the University of Oklahoma College of Medicine in 2002, he pursued residency in both internal medicine and radiation oncology at Mayo Clinic College of Medicine and Science in Rochester from 2002 - 2010. Dr. Leenstra has extensive experience in treating various types of cancers including gastrointestinal, breast, lung, prostate, and head and neck cancer. He has numerous notable publications in prestigious journals such as the International Journal of Radiation Oncology, Biology, Physics, and JAMA Oncology, some of which have been cited multiple times by other publications. Dr. Leenstra has also been involved in various clinical trials, showcasing his commitment to advancing treatment options for patients with conditions such as HER2-positive breast cancer, high-risk prostate cancer, esophageal cancer, anaplastic thyroid cancer, and pancreatic cancer.
Education & Training
Mayo Clinic College of Medicine and Science (Rochester)Residency, Radiation Oncology, 2006 - 2010- Mayo Clinic College of Medicine and Science (Rochester)Residency, Internal Medicine, 2002 - 2006
University of Oklahoma College of MedicineClass of 2002
Certifications & Licensure
MN State Medical License 2015 - 2025
WI State Medical License 2010 - 2025- American Board of Radiology Radiation Oncology
Clinical Trials
- Radiation Therapy With or Without Androgen-Deprivation Therapy in Treating Patients With Prostate Cancer Start of enrollment: 2009 Sep 01
- Gemcitabine Hydrochloride With or Without Erlotinib Hydrochloride Followed by the Same Chemotherapy Regimen With or Without Radiation Therapy and Capecitabine or Fluorouracil in Treating Patients With Pancreatic Cancer That Has Been Removed by Surgery Start of enrollment: 2010 Apr 05
- Radiation Therapy, Paclitaxel, and Carboplatin With or Without Trastuzumab in Treating Patients With Esophageal Cancer Start of enrollment: 2011 Feb 14
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Publications & Presentations
PubMed
- Establishing the minimal clinically important difference of the Brief Fatigue Inventory for brain or CNS cancer patients undergoing radiotherapy.Heather J Gunn, Isabella Zaniletti, William G Breen, Todd Leavitt, Aaron Bogan
Neuro-Oncology Practice. 2024-10-01 - Determining the Minimal Clinically Important Difference of the Functional Assessment of Cancer Therapy Hepatobiliary Questionnaire to Evaluate the Change in the Qualit...Isabella Zaniletti, Heather J Gunn, Christopher L Hallemeier, Brady Scott Laughlin, Todd R Leavitt
International Journal of Radiation Oncology, Biology, Physics. 2024-01-01 - 119 citationsEfficacy of Preoperative mFOLFIRINOX vs mFOLFIRINOX Plus Hypofractionated Radiotherapy for Borderline Resectable Adenocarcinoma of the Pancreas: The A021501 Phase 2 Ra...Matthew H G Katz, Qian Shi, Jeff Meyers, Joseph M Herman, Michael Chuong
JAMA Oncology. 2022-09-01
Professional Memberships
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