Dr. Regan is a duly qualified practitioner in the Province of British Columbia. His credentials include a medical degree from the University of Toronto completed in 1981. He then completed a residency, graduating with a speciality in Orthopedic Surgery in 1986.

Following the completion of this, he completed three six-month fellowships at the University of Toronto, the University of British Columbia, and the Mayo Clinic. Dr. Regan currently is head of the division of upper extremity surgery at the University of British Columbia and his practice is devoted to disorders of the upper extremity and knee.

He is currently appointed as an Associate Professor of Orthopaedic Surgery at the University of British Columbia, Associate Head of the Department of Orthopaedics at Vancouver Hospital – UBC Site, Head of the Division of Upper Extremity Surgery in the Department of Orthopaedics, and practices out of the Allan McGavin Sports Medicine Centre.