About Cameron Gastroenterology
Cameron is proud to provide comprehensive GI services onsite at our hospital campus in Steuben County. Our team of board-certified gastroenterologists focus on the diagnosis and treatment of conditions of the digestive tract, pancreas and liver. Cameron is committed to delivering specialized care close to home. Our team specializes in general gastroenterology, liver care, inflammatory bowel disease, and Crohn’s disease.
Gastrointestinal conditions affect populations young and old alike. Whether you’re referred to one of our gastroenterologists for a single visit or ongoing care, we’re focused on providing the best possible care.
- General GI care
- Esophageal disorders
- Liver disease
- Inflammatory bowel disease
- Crohn’s disease
- Celiac disease
To learn more about Cameron’s gastroenterology care, contact your primary care provider.
Meet our Providers
Whether you’re traveling from nearby in northeast Indiana or beyond, our specialists will treat you with the urgency and care you deserve. Our providers take time to hear patients’ concerns and goals. We work hand-in-hand with both our patients and their primary care providers to ensure we’re providing exceptional care from start to finish. Get to know our team.
Dr. Simon Crass, MD
Dr. Simon Crass, MD is a board-certified gastroenterologist with over 10 years of experience in a variety of GI treatments and conditions, and a focus in inflammatory bowel disease (IBD). Dr. Crass completed his fellowship in gastroenterology at Loyola University Medical Center, and his residency in internal medicine at the Medical University of South Carolina. He received his Bachelor of Science in biochemistry from The Ohio State University, and his Doctor of Medicine from the University of Toledo.
Dr. Nelson Moy, MD
Dr. Nelson Moy, MD is a board-certified gastroenterologist with over 13 years of experience in a variety of GI treatments and conditions, having specialized in upper GI and esophageal disorders. Dr. Moy completed his fellowship in gastroenterology at Loyola University Medical Center, and his residency in internal medicine at Northwestern Memorial Hospital. He received his Bachelor in Systemic Biology from Northwestern University and his Doctor of Medicine from the University of Illinois. Outside of work, he enjoys traveling, writing food reviews and spending time with his wife and two children.
Kelly Bireley, MSN, FNP-BC-C
Kelly Bireley, MSN, FNP-BC-C is an AANP and ANCC board-certified nurse practitioner specializing in gastroenterology. She has years of experience in a variety of health care disciplines, including over 13 years in GI – 11 as a nurse and two as an NP. She received her Bachelor of Science in nursing from Purdue University Fort Wayne, and her Master of Science in nursing from the University of Saint Francis. Her passion for the care of her patients extends beyond treatment — she is also dedicated to promoting prevention and early detection education for her patients and community.