Had similar situation here in the US -- though with a more tolerable delay -- with a private health care provider. The fix of course is an enforced requirement

Had similar situation here in the US -- though with a more tolerable delay -- with a private health care provider. The fix of course is an enforced requirement from higher authority that health care providers communicate only by means that prove identity of the source -- never calling from an unverifiable number. How to make that happen, though ... ?