Doctor Preston

Dr. Preston is the doctor of Rivet City in the year 2277.

Background
Preston was born in 2227.

Daily schedule
Dr. Preston can be found in Rivet City Clinic on the Upper Deck during most of the day.

At 7:00AM he goes the Weatherly Hotel to eat for one hour.

Quests

 * The Replicated Man: Preston has some interesting information on the android.

Effects of player actions

 * If you put the Modified FEV in Project Purity, Preston informs the player that Rivet City is burning corpses in Broken Steel.

Inventory
* Preston cannot die, and this key cannot be obtained.

Appearances
Dr. Preston appears in Fallout 3.

Behind the scenes

 * If you ask Dr. Preston for chems, he will reply with, "...I'm a doctor, not a dealer". A homage to Dr. McCoy from the original Star Trek series.

Bugs

 * It is possible that Dr. Preston will randomly show up in the tunnels during the quest The Waters of Life when escaping from the Enclave, and follow you through the tunnels. Once you arrive at the exit near the Citadel, he will head back toward Rivet City.
 * If you have the Contract Killer perk, then you can render him unconscious. When he awakes, he will have an ear in his inventory. You can repeat this as often as you like.
 * He sometimes sinks into floor while speaking to him, then he pops back up when you choose your next sentence. He also sinks into floor after your done talking to him and he comes back after you leave the room.