What is a medical assistant for? The answer is that a medical assistant is for the benefit of the doctors because these medical assistants help the doctor to fulfill their functions. When one asks what is a medical assistant for, the reason is usually because they have actually come across someone who is currently a medical assistant. The truth is that many people out there are employed in this line of work and it is because of this that your chances of actually coming across someone who is a medical assistant is pretty good. Your chances of meeting a medical assistant are even greater if you tend to visit a doctor often because as was pointed out earlier, these medical assistants tend to be there to help the doctor fulfill his duties and functions. And so a medical assistant has been established as someone who helps doctors in their quest to carry out their mandate.