St. Luke's Center for Gastroenterology Research


Nalini Guda

Nalini M. Guda, MD


Dr. Guda graduated from Kurnool Medical College in India. He completed his residency in internal medicine and fellowships in Gastroenterology at Aurora Sinai Medical Center (University of Wisconsin Medical School, Milwaukee Clinical Campus). He has received training in advanced endoscopy from Hennepin County Medical Center and University of Minnesota. He serves as director of the Center for Innovations in Gastroenterolgoy and the medical director for GI research at St.Luke’s Medical Center. He has a clinical appointment at the University of Wisconsin, School of Medicine and Public Health as an associate professor. He is a clinician investigator, and has significant experience and expertise in pancreatobiliary diseases and advanced endoscopic techniques.

Dr. Guda has served in a leadership role for several national and international clinical and scientific societies. He is on the international guidelines committee of the World Gastroenterology Organization. He has served on the publications committee and scientific education committees of the American Society of Gastrointestinal Endoscopy. He has also published extensively in the field of gastroenterology and served as a reviewer for several peer reviewed journals. Dr. Guda has co-authored several text book chapters, and is invited regularly at national and international meetings for presentations and demonstration of endoscopic techniques.

Dr. Guda is a clinician investigator with expertise in clinical gastroenterology. His research interest is in early cancer detection, inflammatory conditions of the pancreas and advanced endoscopic techniques. He collaborates with several investigators to study the role of genetics in the diseases of the pancreas, familial pancreatic cancer, etc. He is a recipient of subawards from the National Institutes of Health and Aurora Health Care Foundation, as well as grants from the medical industry.

Sandra Hubatch, RN, MSN, CCRC

Certified Clinical Research Coordinator

Sandra Hubatch received her Master’s degree from the University of Wisconsin Oshkosh and is board certified as a Family Nurse Practitioner. She has worked in various roles, including clinical nurse specialist in Behavioral Health, staff development coordinator, and staff nurse on various units before changing careers to clinical research. She has been certified as a Clinical Research Coordinator for the past 10 years. She has worked extensively in the area of Behavioral Health Research as a principal investigator and clinical research coordinator.  For the last five years, she had worked in inpatient gastroenterology (GI) research as a project and clinical research coordinator.

She is compassionate about patient/subject safety and outcomes. With her extensive background in nursing and research she has played a key role in GI research. She has coordinated numerous GI studies, including multicenter studies. She is a certified Honest Broker and maintains a high-level of patient/subject privacy.

She has co-authored several publications in the areas of addiction treatment. She believes that well-conducted and regulatory compliant research produces the best results for subjects.