Bluestone Group spent $85 million to take back a Queens property at a foreclosure auction on Friday morning, according to sources familiar with the deal. The company purchased 90-02 Queens Boulevard in Elmhurst, a property that used to be part of St. John’s hospital. Ding “John” Wai’s Sentry Operating Corp. bought the property in 2016 for $125 million from Steve Wu and a group of Asian investors. Eli Tabak’s Bluestone bought the debt on the […]