This article describes the literature-based, testable, formative Patient-Centered Culturally Sensitive Health Care Model that explains the associations between patient-centered culturally sensitive health care, health-promoting treatment behaviors, and health outcomes and statuses. An intervention program based on the model and its foundational research are also described. In addition, the article summarizes research concerning the ongoing evaluation of the model and the intervention program as well as the development of pilot inventories to assess patient-centered culturally sensitive health care in community-based primary care clinics. (Contains 1 figure.)