Cityblock Health is a healthcare company focused on providing personalized medical, behavioral, and social care to underserved urban populations. They make money through partnerships with health plans and government programs, offering value-based care that reduces costs by improving patient outcomes. Founded in 2017, Cityblock emerged from Alphabet's Sidewalk Labs and has rapidly expanded, driven by a mission to address systemic inequities in healthcare access and quality. Their innovative model integrates primary care, behavioral health, and social services to deliver comprehensive, community-based care.