A recent survey conducted by the Medical Group Management Association (MGMA), a medical practice trade group, asked more than 1,000 physicians about ObamaCare exchanges. Some 55.5% said the exchanges will have a negative affect on their practice, and just 29.2% said they definitely will "participate with any new health insurance product(s) sold" via the exchanges. Whatever happened to "if you like your doctor, you can keep your doctor"?