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Meet Our Residents

Interventional radiology resident and faculty member look at a scan together at Mayo Clinic in Rochester, Minnesota.

Our residents and faculty foster a collegial environment and education-focused culture that provides an inclusive learning experience. Training can be challenging, but our program is close-knit and each resident brings a dedication to providing stellar patient care as well as a collaborative learning experience.

From the chief resident

Paige Johnson, M.D.Thank you for considering the Interventional Radiology Integrated Residency at Mayo Clinic. Our program is dedicated to excellence in education and patient care, encompassing the breadth and depth of interventional radiology.

The Vascular Interventional Radiology (VIR) division consists of 13 skilled interventional radiologists, each with unique areas of expertise. Our radiology department, with over 200 radiologists, fosters collaboration and ensures comprehensive care across various specialties. This collaborative environment is crucial to our mission of providing excellent patient care.

We offer both integrated and independent residency positions in interventional radiology. You will train in a world-class environment, utilizing state-of-the-art equipment while learning from recognized experts. Our programs ensure you gain exposure to a wide variety of pathologies and procedures. Our interventional rotations include Vascular IR (encompassing vascular and complex biliary and urologic interventions), CT and ultrasound-guided procedures, neuro angio intervention, spine intervention, ablation, and pain intervention.

Our hospital-based practice accommodates six single-panel and three bi-panel angio suites, a dedicated interventional MR area, a hybrid procedure suite optimized for ablations, and a CT-angio suite.

At Mayo Clinic, we firmly believe that "the needs of the patient come first." This philosophy fosters a culture of respect among physicians, nurses, and staff, creating an ideal environment for your training. Our emphasis on resident education and clinical care makes this the perfect place to launch your career in radiology.

We thank you for your interest in our program, and we look forward to meeting you.

Paige Johnson, M.D.
Chief Resident

Current residents

Learn what our current trainees from the Interventional Radiology Integrated Residency have to say about the program.

PGY-6

Paige Johnson, M.D.

Paige Johnson, M.D.

Hometown: Texarkana, AR
Medical school: University of Arkansas for Medical Sciences
About me: Outside of work I enjoy music, pottery, traveling, video games, and spending time with my husband, a dental hygienist. I love dogs and have an intermediate-size plant collection. I chose IR because I enjoy variety, procedures, and patient interaction. 
Why Mayo: I enjoy learning different ways to achieve the same goal, so having many consultants to learn from is ideal for me. Most importantly, my goal is to always have the patient's best interest at heart, and I see this in practice every day at Mayo.

PGY-4

John Gangelhoff, M.D.

John Gangelhoff, M.D.

Medical school: University of North Dakota School of Medicine and Health Sciences
About me: I grew up in Grand Forks, North Dakota, and attended college and medical school at the University of North Dakota. I stayed in North Dakota for a preliminary year of general surgery during my intern year. I enjoy biking, kayaking, and disc golf. I also like to play racquetball, violin and guitar, and video games.
Why Mayo: The immense volume of pathology and because all of the staff genuinely enjoy working here and are amazing teachers.

PGY-3

John Bretzman, M.D.

Hometown:  Twin Cities, MN
Medical school:  Rush Medical College
About me:  I completed a residency in internal medicine prior to radiology. I have a wife and two kids. My interests outside of work are hockey, aviation, and beer brewing.
Why Mayo:  It is a very comprehensive place to train, and the people here are amongst the nicest I have met.

PGY-2

Michael McKernan, M.D.

Michael McKernan, M.D.

Hometown: Mount Horeb, WI
About me: I grew up outside of Madison, Wisconsin and went to undergraduate at Boston College. I completed medical school at UW-Madison and a surgical internship at University of MN. I spend most of my free time fly fishing, playing or watching soccer, and exploring Rochester with my wife.
Why Mayo: When I interviewed, I saw that Mayo’s teaching environment and exposure to different pathologies, imaging modalities, and interventions is unmatched. I could also tell that the residents have a great work-life balance and were supported in leading meaningful lives outside of the hospital.