Aetna CEO Has ‘Serious Concerns’ About Obamacare Sustainability

February 1st, 2016 | Zachary Tracer The head of the third-biggest U.S. health insurer said he has “serious concerns” about whether or not Obamacare’s new markets are sustainable, echoing criticism from other top for-profit insurers. “We continue to have serious concerns about the sustainability of the public exchanges,” Aetna Inc. Chief Executive Officer Mark Bertolini…