Dr. Carr is a radiologist at Northwestern Memorial Hospital and the director of Cardiovascular Imaging. His specialties include vascular and interventional radiology, cardiac CT and MRI, and Magnetic Resonance Angiography.

Dr. Carr is also an assistant professor of Radiology at Northwestern University's Feinberg School of Medicine and a member of the Northwestern Medical Faculty Foundation. He is also an honorary lecturer at University College in Dublin and a visiting professor for the Ithaca Foundation.

Dr. Carr is currently principal or co-investigator on five research grants, including three from the National Institutes of Health, to study cardiac MRI and techniques in angioplasty. One of which is a 10-year study of factors affecting the progression and prevention of subclinical cardiovascular disease.

Dr. Carr has received numerous honors from the Royal College of Surgeons in Ireland, including the Francis Nolan Medical Scholarship and medals for first place in the Faculty of Radiologists' fellowship examination and second place in anatomy in the First Professional Examination.

Dr. Carr attended medical school at the Royal College of Surgeons in Ireland. He completed his internship and internal medicine residency at Ireland's Beaumont Hospital and his radiology residency at St. Vincent's Hospital. He conducted his fellowships in Interventional Radiology and Cardiovascular Imaging at Northwestern University.

Dr. Carr is board certified by the Royal College of Radiologists in London, the Faculty of Radiologists of the Royal College of Surgeons in Ireland and the Royal College of Physicians in Ireland. In addition to English, he speaks Gaelic and French.