Five stocks that may win from Obamacare By: MarketWatch December 17, 2012 at 06:00 AM EST As major provisions of Obamacare start to take effect, here are some stocks worth watching. Read More >> Related Stocks: AmerisourceBergen Corp CVS Health Corp Cardinal Health Express Scripts Holding Hca Holdings Inc Intuitive Surgical McKesson Corp Merck & Co UnitedHealth Group Walgreen Company