Jon Gosselin is opening up about a terrifying medical emergency that nearly derailed his wedding, and, according to him, could have cost him his life. By the next day, Jon Gosselin says the pain had spread to his upper shoulder, and things took a frightening turn later that night. The former reality star-turned-DJ was left with a hospital bill totaling roughly $20,000, which he believes included unnecessary testing. “You shouldn't need a graduate degree to be able to read your health insurance and payments these days, which is why everyone's in trouble," Jon Gosselin said. “She helped me personally and opened my eyes to just how broken our healthcare system can be,” Gosselin said.