Marcos Mesa Sam Wordley / Shutterstock.com
Sarah Feldman, 35, received the first ominous letters from Mount Sinai Medical last November. The New York hospital system warned it was having trouble negotiating a pricing agreement with UnitedHealthcare, which includes Oxford Health Plans, Feldman’s insurer. “We are working in good faith with Oxford to reach a new fair agreement,” the letter said, continuing reassuringly: “Your physicians…
