"We weren't looking to create a new bureaucracy, but to do a better job with what we've got," he said.
Critics say the bill would require a huge new bureaucracy to review the rules.
He said there should be very firm evidence of a systematic problem before a new bureaucracy is established.
"As to whether we need to create a new federal bureaucracy to enforce the rules, I would hope not."
"It also doesn't make sense to create a whole new bureaucracy when one already exists."
House Republicans objected to the creation of a new federal bureaucracy.
Rather than create a new bureaucracy, we have a system in place to build on, Medicare.
Similarly we do not want to create a large new bureaucracy which would hang around waiting for the next crisis to happen.
I do not think we should be creating a new bureaucracy.
I know that at first such a thing raises fears of a new bureaucracy.