Sara Wallis, APRN

Patrick Sylvester, MD, is a pulmonologist and critical care physician. He graduated from the University of Illinois at Urbana-Champaign with a bachelor of science degree before going on to graduate summa cum laude from The Ohio State University College of Medicine. A member of the American College of Physicians, American College of Emergency Medicine and American College of Chest Physicians, he is the author of numerous scholarly articles and textbook chapters on pulmonology and emergency medicine.

HSHS Medical Group is the physician organization of Hospital Sisters Health System (HSHS). HSHS Medical Group is comprised of over 1,300 colleagues in locations throughout Central and Southern Illinois.

Dr. Arnold is board certified in internal medicine, pulmonary medicine and sleep medicine. He completed his pulmonary fellowship at the Case Wester Reserve University in Cleveland, OH, his internship and residency at the Washington University School of Medicine in St. Louis, and medical school at the Pritzker School of Medicine in Chicago. He is a fellow of the American College of Chest Physicians and the American Academy of Sleep Medicine. Dr. Arnold is also a member of the American College of Physicians and the American Thoracic Society.