- Hospitals Feeling the Early Effects of Trump Immigration Ban Modern Healthcare by Elizabeth Whitman and Steven Ross Johnson—Hospitals and health care systems are feeling the effects of President Donald Trump's executive order banning immigrants from seven Muslim-majority countries. Health care providers are trying to figure out what a stricter immigration policy means for the thousands of non-U.S. citizens who come and live in the country every year to train and work. Some employees, including physicians, have been directly affected, while others fear that they will be.