In North Qeynos: Lashun Novashine is a quest NPC who will heal you for a few bone chips and pieces of gold.
Giving 2 gold to him produces these faction hits:
Priest of Life +1
Knights of Thunder +1
Guards of Qeynos +1
Antonius Bayle +1
In Plane of Health: Lashun Novashine is a quest NPC who can trigger group missions, heroic adventures and raid expeditions.