Dr. McQuillan is a graduate of the U-M Medical School. He completed his Internal Medicine residency and served as Chief Medical Resident at the U-M Medical Center. He also completed a Rheumatology Fellowship with the Rackham Arthritis Research Unit at the U-M. He is Board Certified in Internal Medicine and Rheumatology and has Certificate of Added Qualifications in Geriatrics and Sports Medicine. Special interests include hospitalist medicine, medical education, general internal medicine, rheumatology, and Sports Medicine. He enjoys fitness, running, tennis, golf, music and photography. He was cited recently in The Best Doctors in America in the US every 2 years since 1996 to present. He is the Team Physician for the University of Michigan Men's Lacrosse team.