States With Substantial Increases In Buprenorphine Uptake Did So With Increased Medicaid Prescribing, 2018–24 Health Affairs Multiple federal policy changes since 2018 intended to increase buprenorphine prescribing in response to a persistent treatment gap for opioid use disorder (OUD) in the US. Anticipated national increases did not occur, but highly variable state-level trends provide important insights. This study used IQVIA data to examine all-payer and per payer prescribing across states during the period 2018–24.  Researchers found that highly disparate state-level changes suggest that federal policy impacts were mediated by state-specific factors. Medicaid’s key role in driving overall prescribing highlights the public health urgency of maintaining expansions and sustaining enrollment for the single adult population.    Read this issue of the ASAM Weekly Subscribe to the ASAM Weekly Visit ASAM