Jason Warren David Hearn, MD
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About
Dr. Hearn is an Associate Professor in the Department of Radiation Oncology at the University of Michigan. He completed his medical training at Harvard Medical School and his residency in radiation oncology at Cleveland Clinic. Dr. Hearn investigates mechanisms by which prostate cancer may become resistant to current treatments.
Dr. Hearn also treats bladder cancer and has been impressed by the promising responses (sometimes dramatic and long-lasting) that some patients with bladder cancer have when treated with immunotherapy to harness the body’s immune system. He is interested in the intersection of immunotherapy and radiation therapy.
Additionally, Dr. Hearn is interested in novel techniques to improve the safety and efficacy of radiation therapy for lung cancer by modulating cytokines relevant to lung injury.
Areas of Practice
Prostate cancer, bladder cancer, lung cancer, pediatric (childhood) malignancies. Genitourinary cancers (prostate, bladder, kidney/renal, urinary tract, testicular, and penile), bladder preservation therapy, stereotactic body radiotherapy (SBRT; especially prostate SBRT and lung SBRT), thoracic tumors (lung, esophageal, thymic neoplasms, and mesothelioma), pediatric (childhood) malignancies, conventional radiation therapy, intensity modulated radiation therapy (IMRT), image-guided radiation therapy (IGRT)
Expertise
Locations
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Radiation Oncology | University Hospital 1500 E Medical Center Dr
Floor B2 C490
Ann Arbor, MI 48109-5010Get Directions -
Urologic Oncology Clinic | Rogel Cancer Center 1500 E Medical Center Dr
Floor B1 Reception E
Ann Arbor, MI 48109-5913Get Directions
Insurance Accepted
University of Michigan Health participates with most health insurance plans.
Education & Training
Medical School or Training
Residency
Board Certifications
Patient Ratings & Comments
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Patient Ratings
200 Patient Ratings
Patient Comments
April 1, 2026 - "Dr, Hearn is outstanding. He is very knowledgeable and personable. I have every confidence in his ability. His support over the [...] years since my treatment [...] has been outstanding."
March 31, 2026 - "Dr Hearn is clearly busy - I get that. But he didn't even fully enter the examination room during my visit. He stood at the door with the door open to answer a couple of my questions before quickly departing. Again, I understand how busy he must be, but his manner did not reinforce compassionate care."
March 3, 2026 - "I trust Dr Hearn, I had him [...] years ago when having a [...]. He listened and answered all my questions today and was very understanding and informative to our approach. Listen to what I said--our approach, because he is with you every step of the way!! [...] I would highly recommend Dr Hearn to anyone that would need [...] treatment, I know he is on top of his game!!!!"
March 3, 2026 - "Dr. Hearn is great! Very easy to talk with. Would definitely recommend him."
January 11, 2026 - "Dr. Hearn and [...] are excellent and highly recommended!"
January 6, 2026 - "Dr. Hearn was very responsive to my questions and concerns, and explained everything in great detail."
October 27, 2025 - "Overall I'm happy with Dr Hearn and the care that he's provided for me [...] I've had extensive conversations with and I like his professionalism."
July 15, 2025 - "I love Dr. Hearn. He's the best. He listened really well, answered all my questions, and helped me feel really comfortable with my treatment options going forward."
