Our Providers

Natwarlal Ramani, M.D.

Dr. Ramani has been a practicing gastroenterologist for more than 24 years. He is the founder of GI Associates of Delaware and Advance Endoscopy Center. He completed medical school at MP Shah Medical College, India. He then earned a postgraduate degree with a Masters in Surgery from Gujarat University, India. He completed residency in internal medicine and fellow in Gastroenterology at Interfaith Medical Center in Brooklyn, NY.  He specializes in colon cancer screening and disorders of the digestive system.  He has performed over 30,000 endoscopic procedures without any perforations or serious complications.  He has an expertise in performing colonoscopies due to his extensive experience and surgical background.  He ranks in the top 2% of gastroenterologists nationally in key colonoscopy quality measures with a Cecal Intubation Rate of 99%, Polyp Detection Rate of greater than 70%, and an Adenoma Detection Rate of greater than 45%.

Brian Plasil, M.D.

Dr. Plasil is a graduate of the University of South Carolina with a B.S. in Biology. He completed medical school at University of South Carolina School of Medicine. He completed his residency in Pathology at Ohio State University. He then received fellowship training in GI Pathology at the Armed Forces Institute of Pathology and has been practicing GI Pathology for the last six years.

Jatan Raythatha, MHS, PA-C

Jatan Raythatha is a graduate of Drexel University with a B.S. in Health Sciences. He then attended the Drexel University – Hahnemann PA program in Philadelphia, PA, and received a Master of Health Science Degree.  Jatan is certified by the National Commission on Certification of Physician Assistants.  He has worked with GI Associates of Delaware for more than 15 years. He is a member of the American College of Gastroenterology and the American Gastroenterological Association.  He is a fellow of the American Academy of Physician Assistants.  He has also completed an intensive hepatitis C education training program with The Johns Hopkins University School of Medicine Division of Infectious Diseases.