Kremtroll outlets and pro-Ukraine sites wrongly reported the death of this fine lady. The good news is that she is fine. She is an unpaid volunteer medic.
As reported on the LinkedIn page of Gennady S. :-
Rebekah Maciorowski decided to appeal to those who are worried about her life. Russians, as always, lie and even succeeded here. Several channels simultaneously decided to broadcast the rumor of her death. Here is her message!