OneWire Temp sensor id auto update

TIA for any help provided i am working with DS18B20 OneWire temp sensors i have my project working well so far by manually getting the id of each sensor and then coding it in to the sketch what i want to know is if there is a way i can have multiple sensors connected and then by way of a key pad have the arduino auto id a new sensor and then i can assign it an id within the sketch so the data displays on the screen in the correct spot. if more information is needed pls let me know