By many measures, cancer care at St. Anthony Regional Hospital in west central Iowa is going well. The 99-bed hospital located in Carroll, Iowa, a community of 10,000, opened an adjacent cancer center in 2020. It offers medical oncology, radiation oncology, and infusion therapies and draws some 15,000 patients a year from a 17-county area. But Lori Pietig, the hospital’s director of cancer…