Reuters/Stephen Lam Apple's head of strategic bets in healthcare, Myoung Cha, is leaving the company. He joined Apple in 2015 to help carve out its health strategy and partnerships. Cha is joining Carbon Health, a primary care startup, as president of home-based care and chief strategy officer. Myoung Cha, Apple Health's head of strategic initiatives, is leaving the company to work at Carbon Health, a primary care startup, Insider has learned. Cha, who reported to Jeff Williams, Apple's chief operating officer, joined Apple in 2015 from McKinsey, where he was a partner. He was brought in to build Apple's healthcare strategy and partnerships, which then were nearly nonexistent.