Dayana Karintholil, APRN, FNP-C Joins Christie Clinic Radiation Oncology Christie Clinic Radiation Oncology welcomes Dayana Karintholil, APRN, FNP-C to the team of providers treating patients at 109 W University Ave in downtown Champaign. Read more about Dayana Karintholil, APRN, FNP-C Joins Christie Clinic Radiation Oncology