查看文章

Objectives

For decades the US Medicare system has provided two options: public traditional fee-for-service (FFS) and private managed Medicare Advantage (MA); however, little is known about who is selecting FFS versus MA and differences in outcomes before and after enrollment. This study provides a first look at demographic, clinical, and social risk characteristics of individuals who select MA versus FFS while covered by commercial insurance prior to turning age 65 and compares healthcare outcomes before and after enrolling.

Methods

Beneficiaries were continuously enrolled in a commercial plan for one-year prior to joining Medicare (baseline) within 3-months of reaching age 65 (index date) 2015-2018 and in MA or FFS one-year post-index. Patient characteristics were evaluated during baseline; healthcare resource utilization Per-100-Members-Per-Year (P100MPY), costs, and quality outcomes were …