Possible Clues:

• Alert Pompeo and Rudy for starters — time to get involved
• With which to contact spin doctor (about time!)
• Communication device for one in charge northwards
• Hospital summoner
• Cellphone's ancestor
• "Your table's ready" gizmo
• 'Beep!' maker
• "Your table's ready" device
• Hospital notification device
• 'Beep!' source