Which one of the following is true regarding regulation of midlevel providers in prescribing controlled substances?
1) Prescriptions for Schedule 2 controlled substances may be call-in as they have limited risk for addiction
2) A current DEA number is also required in order to prescribe legend drugs
3) Each state controls which schedule(s) of controlled substances may be prescribed by midlevels
4) DEA numbers must be renewed annually, and the appropriate fee submitted