Health care consolidation is not a sexy issue. It’s not the sort of thing you want to bring up at a dinner party, unless you’ve already completely exhausted proposed changes to the local noise ordinances, the weather, and the best way to get from LA to Newport Beach without enduring the 405. And yet, this is a topic you ought to pay attention to, because the mergers creating mega-insurers and mega-providers are going to have a big impact on your life in the near future.