Iyashi

is a medical-nin from Konohagakure.

Abilities
As a medical-nin, Iyashi presumably has a high level of intellect, is well-versed in medical ninjutsu, and has excellent chakra control to perform medical procedures.

Chūnin Exam Arc
Following Sasuke Uchiha's match in the preliminary rounds of the Chūnin Exams, Iyashi tried to take him away to deal with his injuries, but Kakashi Hatake volunteered to do it instead.