Originally Posted by ludocdoc

So, actually if that's cut and pasted it does not say that a US Md nor EMT-P needs to provide credentials, only that a foreign one does.

Originally Posted by sluggoaafa

Care of an ill/injured passenger is the responsibility of FAs and cockpit crew

You may seek assistance of physician/nurser, if on board; ask for identification before allowing volunteer to assume duties of care, or ask the Captain to contact the Physician-on-Call.