She is a healer in Redcliffe Village in the Hinterlands.
Involvement
She may be encountered during A Healing Hand quest which is requested by the Corporal Vale. He mention to the The Herald that the refugees at The Crossroads could use a healer, and suggests looking for one in Redcliffe Village. After you convince her she can be found in one of the houses in the The Crossroads.
In all her quest she ask Inquisitor to bring her certain herbs in order to treat injured patients.
Quests
A Healing Hand
A Common Treatment
An Advanced Treatment
A Rare Treatment