Republicans said it was troubling that Henry Chao had not read the audit of problems.
Democrats say their GOP colleagues are giving ObamaCare docs to the press before lawmakers.
Healthcare advocates are urging the White House to reject language they say would lock in high prices for biologic drugs.
Members of the House want to prevent the Centers for Medicare and Medicaid Services (CMS) from changing the rules for maintaining medical equipment that perform MRIs and other procedures.
A top Food and Drug Administration official told House lawmakers that the administration was “very concerned” about the threat of bacteria that are immune to antibiotic drugs.
The delay is keeping new ingredients, which could help prevent skin cancer, from being used.
“It threatens the solvency of the system," said Jim Donelon.
The Obama administration is publishing its framework for determining whether health insurance plans meet quality provisions of ObamaCare.
The Department of Health and Human Services (HHS) on Thursday unveiled a regulatory notice outlining the measures that insurance companies would need to collect and report about plans offered through new insurance marketplaces.
Insurance commissioners suggested Obama's plan is not logistically feasible.
Nearly a third of franchise businesses have cut hours, business lobbies' research found.