When you check into McLaren Flint, chances are good, Mary O’Brien will be in Patient Registration to greet you. “Anyone having anything done at the hospital has to come through us,” Mary said. “I check people in and, after they get their bloodwork, help them get where they need to go.” Mary is technically not an employee, she’s a member of the hospital auxiliary who volunteers three mornings a week. “It’s just nice. I am busy all the time. There is no sitting and being bored,” Mary said. Showing people ...