I expect the Republicans in Congress to make the same mistake that the Democrats made: meet with special interests and lawyers behind closed doors. I expect them to replace Obamacare with something similar.
I expect Donald Trump to continue to circumvent all the closed door crap, so whatever individual congressmen do it won’t get to be hidden.
The press has had its gatekeeper status revoked.
Doctors and Hospitals can change to a more efficient approach that has less bureaucratic overhead. They just have to think about medicine.
Insurance companies are more heavily invested in the concept of subsidies (partnerships). They could well face creative destruction with more providers selling memberships in care clubs that totally bypass the insurance thing, except for major medical.