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Patient Navigator Bios

Danielle Casey, R.N., OCN, received her Associate of Science degree from Joliet Junior College in 1992 and her Bachelor of Science degree in nursing from the College of Saint Francis in 1994. Danielle has worked as an oncology nurse in a variety of settings since 1994 in the areas of inpatient and outpatient oncology, hospice, breast health, diagnostic imaging, surgery and education. Danielle has been an oncology-certified nurse (OCN) since 2006 and a certified breast care nurse (CBCN) through the Oncology Nursing Certification Corporation since 2009. Danielle has been with Norton Cancer Institute as a breast health patient navigator since January 2006.


Karen Allen R.N., OCN, has been a patient navigator specializing in gastrointestinal cancers (stomach, colon, pancreas, liver, bile duct) since 2007. She has been an oncology-certified nurse for 15 years with experience in bone marrow transplant, oncology intensive care and chemotherapy infusion. Karen is a trainer for a chemotherapy and biotherapy course for nurses through the Oncology Nursing Society and an instructor for the Oncology Certification Course Review. She is a fellow of Kentucky Public Health Leadership Institute and a certified patient navigator through the Harold P. Freeman Patient Navigation Institute. Karen has worked with the National Cancer Institute as an expert reviewer of chemotherapy education materials. She holds an associate degree in nursing from the University of Kentucky and currently is pursuing a Bachelor of Science degree in nursing through Indiana Wesleyan University.

Leesa Mattingly R.N., OCN, has been employed with Norton Healthcare for 23 years. Leesa received her associate degree in nursing from the University of Kentucky in 1989 and is pursuing a Bachelor of Science degree in nursing through Bellarmine University. Leesa has been a patient navigator for Norton Cancer Institute since 2007, specializing in breast cancer. Leesa has experience in surgical oncology, chemotherapy infusion, interventional radiology, breast diagnostics and education. Leesa works in the community educating women about cancer prevention, early detection and treatment, and is the facilitator for breast cancer support groups, including Young Survivors, whose members include breast cancer survivors age 40 and younger. Leesa has been an oncology-certified nurse (OCN) since 2007.


Sandra Webb, R.N., OCN, received her Bachelor of Science degree in nursing from the University of Louisville in 1993. She has practiced in pediatric oncology and renal disorders, bone marrow transplant, pediatric and adult oncology research, as well as perioperative nursing. Sandra currently is the hepatic arterial therapy patient navigator with Norton Cancer Institute. Sandra joined Norton Cancer Institute in 2007.

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