Open enrollment for health insurance bought on the Affordable Care Act marketplace starts Nov. 1 in most states — but millions of people may get a financial surprise when they try to sign up. That's because a congressional deadlock tied to the extension of enhanced subsidies for insurance premiums has continued with no end in sight. Consumers are "going to get huge sticker shock, because prices are going up," said Carolyn McClanahan, a physician and certified financial planner based in