Structural Vulnerability in the United States Radiation Oncology Delivery System: Predictors and Consequences of Practice Site Disappearance

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Examines the impact of radiation oncology (RO) practice site disappearance on treatment capacity in U.S. counties. Utilizes 2018-2025 data from the Centers for Medicare & Medicaid Services National Downloadable File to analyze RO practice sites according to urban, rural-adjacent, or rural-nonadjacent county location, hospital affiliation, and county sociodemographics. Includes county-level U.S. map showing RO site growth, loss, or stability.

Catherine Yu, Sifan Grace Lu, Danielle Arons, Jared P. Rowley, Kunal K. Sindhu

International Journal of Radiation Oncology, Biology, Physics

07/2026

Cancer · Closures of healthcare facilities and services · Rural-urban differences · Specialty care · Statistics and data