This is yet another problem that could, hypothetically, be addressed by centralizing / single-payering the system. With one administrator having access to all

This is yet another problem that could, hypothetically, be addressed by centralizing / single-payering the system. With one administrator having access to all that data, it would be straightforward to see where ERs and ambulances are being over-used for non-emergencies and address that in the community with both more funding for preventative care and intervention / education initiatives to get people using preventative care.