THE HILL: Dark Days Ahead For ObamaCare.

The Obama administration is facing a slew of healthcare challenges as the winter holidays approach.

While this fall has been a far cry from last year, when HealthCare.gov was melting down, 2014 has brought wholly unexpected problems to the fore for federal health officials and the White House.

Take the conflict surrounding Jonathan Gruber, the ObamaCare consultant whose suggestion that a “lack of transparency” and voters’ “stupidity” helped the law pass, went viral.

Though Democrats have sought to distance themselves from Gruber, his remarks have become a new flashpoint in debate over healthcare reform, invigorating GOP critics as the party prepares to take control of the Senate.

Gruber has agreed to testify before the House Oversight Committee on Dec. 9, in a final hearing for outgoing chairman and relentless administration antagonist Rep. Darrell Issa (R-Calif.).

The gathering, also set to include Centers for Medicare and Medicaid Services (CMS) Administrator Marilyn Tavenner, is sure to prove a distraction for the White House as officials try once again to keep a lid on opposition to the law.

Here are four additional challenges that the administration faces on healthcare this winter.

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