Physician Participation in Medicare Accountable Care Organizations and Spillovers in Commercial Spending.

ABSTRACT:

Importance

The benefits of public payment policy may extend to private populations through "spillover" effects. If cost-saving efforts in Medicare also reduce costs among commercially insured patients, Medicare payment systems could be a versatile policy tool in future reform efforts.

Objectives

To determine whether physicians who participated in a Medicare Accountable Care Organization (ACO) reduced spending among their commercial patients.

Design

This was a retrospective, longitudinal study which was conducted using Blue Cross Blue Shield of Michigan (BCBSM) claims data from 2010 to 2015. We compared patients seen by physicians who participated in a Medicare ACO to patients whose physicians were not part of an ACO. We used a difference-in-differences (DIDs) design t

SUBMITTER: Post B 

PROVIDER: S-EPMC6417956 | biostudies-literature | 2019 Apr

REPOSITORIES: biostudies-literature