This week, our In Focus section reviews recent Medicaid enrollment trends in capitated, risk-based managed care in 27 states. Many state Medicaid agencies post monthly enrollment figures by health plan for their Medicaid managed care population to their websites. This data allows for the timeliest analysis of enrollment trends across states and managed care organizations. Nearly all 27 states highlighted in this review have released monthly Medicaid managed care enrollment data into the fourth quarter (Q4) of 2017. This report reflects the most recent data posted.