JPMorgan Is Still Trying to Fix Health Care After Haven Failed

Bill Wulf was in a meeting when he missed a call from Jamie Dimon. As an internist and boss of a medical group in Columbus, Ohio, Wulf doesn’t often hear from the commanding heights of the US economy. But when he rang back, the JPMorgan Chase & Co. chief executive officer immediately got on the line. Wulf’s group had been involved in Haven, a venture led by JPMorgan, Amazon.com and Berkshire Hathaway that aimed to fix American health care with better technology and simplified benefits. But the project had flopped, and Dimon wanted to understand where it had gone ...