Dr. Sullivan earned his Medical Degree at Tulane University School of Medicine where he was elected to the Alpha Omega Alpha Honor Medical Society. He completed his Internship at Philadelphia General Hospital and his Residency at the Hospital of the University of Pennsylvania. He is Board certified in Radiology and since 1969 has been on the staff of Ochsner Health where he served in various capacities. He was Program Director of the Radiology Residency Program for thirty-two years and is currently Program Director Emeritus. He is the Chair of the Ochsner Learning Resource Center Committee and the Ochsner Archive Committee. He holds clinical appointments at Tulane University School of Medicine and LSU School of Medicine. Dr. Sullivan is a Past Member of the Board of Trustees of the American Board of Radiology and served in many capacities at the Radiological Society of North American including Chairman of the Board and President. He is a Gold Medalist of the Radiological Society of North American and the New Orleans Radiological Society. Dr. Sullivan is an honorary member of the European Society of Radiology and the Inter-American College of Radiology. Dr. Sullivan continues to be an active researcher with numerous scientific publications and presentations. He is the Principal Investigator for the Ochsner portion of the National Lung Screening. Trial under the auspices of the American College of Radiology Imaging Network. His areas of interest include ultrasound, computed tomography and general radiology.