And nor should there be. PCPs are basically by definition for non-emergent situations. If the PCP was at all concerned that the patient had something that was a

And nor should there be. PCPs are basically by definition for non-emergent situations. If the PCP was at all concerned that the patient had something that was an immediate threat, they would have sent them to the ER in the first place. Having someone on-call to deal with routine lab results that just happen to catch a possible imminent threat would be an enormous waste of resources.