When you consider your own make up as a human being, what do you come up with? You are a spirit who has a body, who has a mind. These are the three aspects of your Being. Therefore it is only sensible that there be an approach to healing that recognizes that obvious fact. Any medical approach that does not is incompetent to heal you as a human being. Here is an excellent introduction to the subject at an advanced medical school level that you may enjoy.
You may also want to pass it on to your doctor so he or she will be better equipped to handle you as a whole integrated human being.