An Arm and a Leg

My Neighbor the Health-Care Ninja

Meredith Balogh has spent years learning to navigate the financial side of the health-care system. She’s a type-one diabetic, she’s never had a lot of money, and for years she didn’t have health insurance. It hasn’t been easy, but she’s become a master. “There's only three things that you're fighting,” she says. “Problems with competence, problems with…