Government programs across the board, from corporate tax credits to welfare programs are universally gamed. Creating a government net to catch failing entrepreneurs will only increase the cost of doing business, while slowing down the pace of entrepreneurship.
Is the goal here to promote new businesses, or is that just an excuse to push for socialized health care? If the goal is provide health care, then the best option is to lower the barrier of entry for new businesses in the health field, whether insurance providers, healthcare practitioners or pharmaceutical companies. This is another topic, but there are many safe and legitimate ways to do this by cutting out corruption and waste.