Mayfair Diagnostics was established by Radiology Consultants Associated, a group of experienced radiologists whose roots in the community and whose passion for advancing medical science run deep.

Dr. Philip E. Pattison – Chairman/Co-Director

Dr. Pattison received his Fellowship in Body Imaging from the world-renowned Stanford University Medical Center, focusing on imaging of the chest, abdomen and musculoskeletal system.

Dr. Stephen J. Valentine – Co-Director

Prior to receiving his Body Imaging Fellowship at Harvard Medical School, Dr. Valentine received a BSc with distinction and MD from University of Calgary and completed his radiology residency at Queen’s University.

Dr. Corinne H. Dyke – Co-Director

With a recent Fellowship in musculoskeletal imaging and MRI at University of California San Diego, Dr. Dyke has a special interest in sports injuries and musculoskeletal trauma. Prior to completing her Fellowship, she completed her Radiology residency at University of Toronto.

Dr. Peter A. Grant – Radiologist

Upon obtaining his MD from University of Toronto in 1991, Dr. Grant completed his Radiology residency at Queen's University in Kingston. He then returned to U of T, completing a Body Imaging Fellowship that focused on CT and Musculoskeletal MRI.

Dr. Richard E. Walker – Radiologist

Author of over a dozen authoritative studies and publications on magnetic resonance imaging, Dr. Walker completed his Radiology residency at Boston University Medical Center. Following his residency, he completed his Fellowship training in Musculoskeletal Imaging at Harvard Medical School, with a special interest in MR arthrography and sports injuries.