Christie Clinic Welcomes Nurse Practitioner Kelly Guzlas to the Department of Gastroenterology Christie Clinic adds Nurse Practitioner Kelly Guzlas to the Department of Gastroenterology located at 3101 Fields South Drive in Champaign. In the Department of Gastroenterology, our providers ... Read more about Christie Clinic Welcomes Nurse Practitioner Kelly Guzlas to the Department of Gastroenterology