Romans 3:23 says, "For all (doctors) have sinned and fallen short of the glory of God." Sometimes it goes beyond that to doctors who are witches or Satanists. They legitimately wear the uniform of a doctor. This caution also includes anesthesiologists and nurses. After all, medical practices and hospitals are high human traffic areas, ideal for messing up as many people as possible. Often, Satan-influenced politics will try to frame Christian health professionals to get them out of the profession. Christians might blow the whistle on murder, false diagnoses, lucrative procedures, prejudice, etc.
Here's bad medicine in diseases.
Here's bad medicine in cancer lies