Delaney RadiologistL. Patrick Warren, Jr., M.D. Dr. Warren received his M.D. from the University of North Carolina at Chapel Hill. He then completed a residency in Internal Medicine and a fellowship in Adult Cardiovascular Diseases at North Carolina Memorial Hospital, and a residency in Diagnostic Radiology with additional training in Nuclear Medicine at Duke University Medical Center. Specializing in cardiac, chest, and oncologic imaging, Dr. Warren is certified in Diagnostic Radiology with Special Competence in Nuclear Medicine by the American Board of Radiology. He is also board certified in Internal Medicine and in Adult Cardiology. What can we find you doing when you’re not at work? I enjoy both the water and the air as a PADI and IANTD master scuba instructor, as well as an IFR certified pilot.