With American health care in the midst of rapid transformation, both doctors and patients will be forced to adapt to changes stemming from the Affordable Care Act, also known as "Obamacare." Of course, everyone responds to change differently. But is it possible to predict how doctors will adapt to health care reform based on the year they were born? The answer may surprise some patients and even force them to think differently about who provides their care in the future. How Different Are The Generations, Really? A lot of data exists on the characteristics that define and differentiate generations.