"... exchange participants [have] a 90-day grace period to pay their premiums ... but in the second month, if the patient is still delinquent, all claims can be held as pending. By the third month, if the patient still has not paid, the insurer can terminate him or her."
Thus leaving the provider stuck with the bill.
Fast forward a year, and the providers finally get a clue:
"The American Medical Association ... warned the rule could pose a "significant financial risk" for doctors and hospitals"
Just now figuring that out, are ya?