Baharak Rashidi of the Etesam Health Center in the western city of Kermanshah died on Monday night.
The president of Kermanshah University of Medical Sciences offered his condolences in a message.
Iran has been hit by five waves of the respiratory disease so far with about 300 health workers having lost their lives to Covid-19.
Since the start of the pandemic in early 2020 in Iran, 128,406 people have lost their lives.