Schlosser uses his background in technology and data to help humanize and simplify members healthcare experience. Oscar’s mission is focused on patient engagement by allowing members to manage their care online and 24/7 Doctor on Call service. The New York City-based health insurer is currently available in nine states since it received new funding last March. This July, Oscar officially made an entrance into the Medicare Advantage market through a joint venture with Montefiore Health System.