Oncology healthcare provider perspectives on caring for diverse patients fifteen years after Unequal Treatment

•Diversity training is associated with awareness, skills, and practices.•Language barriers, alternative health beliefs, and non-adherence are top challenges.•Knowledge and training were top reported influences on culturally sensitive care. The purpose of this study was to provide a snapshot of U.S. oncology provider perspectives on caring for diverse patients, including self-rated awareness, comfort, skills, practices, challenges, facilitators, and barriers. An online survey was administered to a convenience sample of multidisciplinary oncology providers. Descriptive statistics and bivariate analyses were computed for Likert-style items to investigate differences by level of past diversity training. Qualitative content analysis was conducted on open-response questions. Roughly one-third (36.7%) of the 406 survey respondents reported receiving high levels of past diversity training, with statistically significant differences by training amount for self-rated skills and select awareness and practice items (p