Radiation poisoning is a common ailment. But we can cure just about anything.

Doctor Sun is a doctor and facial reconstruction surgeon who resides in Diamond City in the year 2287.

Before the completion of The Disappearing Act Doctor Sun can be found in the Diamond City market in where he sells medical supplies and can heal or cure the player. After completing The Disappearing Act he can be found inside the Mega surgery center (the entrance is between where he used to be and Solomon's Chem-I-Care).


Sun is a very accomplished doctor that provides basic medical treatment such as curing radiation, restoring health and chem addiction rehabilitation. Sun also provides facial reconstruction surgery in place of Doc Crocker for 100 caps.

Interactions with the player characterEdit

Interactions overviewEdit

General Services Quests
Essential: yesIcon check
Companion: noIcon cross
Perk: noIcon cross
Merchant: yesIcon check
  • Sells aid
Doctor: yesIcon check
Rents bed/room: noIcon cross
Starts quests: noIcon cross
Involved in quests: yesIcon check
The Disappearing Act

Other interactionsEdit

  • Doctor Sun has no more talk options other than asking him what are the treatments available, however if the player has Curie as a companion, she has a chance of approaching him and inquire which university he graduated from, Doctor Sun then replies with a laugh and asking if she is serious.
  • He can be used to save Danny Sullivan during the quest In Sheep's Clothing.



Doctor Sun appears only in Fallout 4.


pcIcon pc ps4Icon ps4 xboxoneIcon xboxone Sometimes after completing The Disappearing Act his dialogue choices do not change, making facial reconstruction surgery impossible. [verified]