Excellent article shared by a fellow blogger.
An excerpt:
The specialists point to an epidemic, noting there are two million to 
four million skin cancers diagnosed in the United States each year, with
 a huge increase in basal cell carcinomas, the type Ms. Little had, 
which usually do not metastasize. (A small fraction of the cancers are 
melanomas, a far more serious condition.) But, said Dr. Cary Gross, a 
cancer epidemiologist at Yale University Medical School, “The real 
question is: Is there a true epidemic or is there an epidemic of 
biopsies and treatments that are not needed? I think the answer is 
both.”
Full article from 2014 here: 
http://www.nytimes.com/2014/01/19/health/patients-costs-skyrocket-specialists-incomes-soar.html?_r=0
