Choice of provider could have big effect on your premiums
                                
                                
                                    (Newser) -
                                    Yet another factor that could put a crimp in your wallet when it comes to health care: The cost of procedures such as colonoscopies, mammograms, and Pap smears vary wildly across the nation, according to a new report picked up by  USA Today . Researchers found that colonoscopies, for instance, could...