Patient Portal Login (316) 928-8963 Billing (316) 219-2828 Kansas Endoscopy (316) 261-3130 Kansas Gastroenterology (316) 261-3275 . Request an Appointment. Locations. ... Dr. Sheu, joined the practice in 2021. She received her medical degree from the University of San Carlos of Guatemala. She completed her residency in Internal Medicine at ....