Spending Changes After Moving to Areas With Greater ACO Participation Among Nonattributed Medicare Beneficiaries.

ABSTRACT:

Importance

Accountable care organizations (ACOs) under the Medicare Shared Savings Program have long been envisioned as a pathway to improved care efficiency and quality of care for all Medicare beneficiaries. However, little is known about whether the changes in health care spending associated with ACOs have extended beyond ACO-attributed Medicare beneficiaries to all Medicare beneficiaries.

Objective

To estimate spending changes by non-ACO-attributed Medicare beneficiaries after moving to geographic areas with greater ACO participation.

Design, setting, and participants

This repeated cross-sectional study analyzed claims from a 20% representative sample of all Medicare beneficiaries, aged 65 to 99 years, from 2009 to 2017. The sample consisted of Medicare beneficiar

SUBMITTER: Hou Y 

PROVIDER: S-EPMC11843370 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature