It's Armstrong. Preexisting conditions and denying coverage has nothing whatsoever to do with corporate insurance, which already gives you coverage with preexisting conditions. AOL's insurance plans before Obamacare did not have lifetime caps (source: I worked at Patch).

Most likely the added costs he is complaining about are caused by various low cost, high probability events that Obamacare mandates coverage of. When I worked there I had a cheap high deductible plan, which is the sort of thing Obamacare makes illegal.