CNBC is reporting that Haven COO Jack Stoddard has parted ways with the company. Haven is the healthcare company formed by Amazon, Berkshire Hathaway and J.P. Morgan. There’s still a lot we don’t know about how this venture plans to bring down the cost of healthcare. According to their website, their mission is to transform health care to create better outcomes and overall experience in addition to lowering costs. Stoddard cited reasons for leaving including personal as well as the length of the commute from his home.