Genesis Health System begins vaccinating front line healthcare workers with Pfizer COVID-19 vaccine Nearly 1,000 doses arrive at Genesis East in Davenport Tuesday morning; 50 doctors, nurses and other workers receive the first shots Author: Luke Cleary Updated: 5:18 PM CST December 15, 2020 DAVENPORT, Iowa — Genesis Health System on Tuesday began vaccinating its frontline healthcare workers with Pfizer's COVID-19 vaccine. About 1,000 doses of the vaccine arrived early in the day at Genesis East in Davenport in ultracold packaging. "It’s a big relief, honestly," said Dr. Robert Mixsell, Genesis Convenient Care Medical Director. "It’s been such a long dark year, that it’s nice to actually have some light at the end of the tunnel."