Our dedicated team of healthcare professionals perform the latest diagnostic testing in gastroenterology. Dr. Schub works in collaboration with our nurse practitioners and physician assistants to provide our patient's with the best possible care. Located in Howard County, our goal is to provide the highest quality services in a comfortable and therapeutic environment that preserves, protects and enhances the health and well-being of our patients. Thank you for your interest in our services. For patients scheduling through ZocDoc, selecting the appointment option colonoscopy, be aware that this is an office visit prior to the procedure. The procedure will be scheduled with office staff at the office visit. Please take the time to include your insurance policy number prior to your appointment.