Scheduling at Cuero Regional Hospital is the first place to begin for patients and physicians when scheduling a variety of services.. When you call, our helpful staff will guide you every step of the way. Our main line, 361.275.0170, is available Mon. through Thurs. 7 a.m. to 5:30 p.m., and Fri. 7 a.m. until 5 p.m. With just one call, you can schedule: outpatient diagnostic services, including ....