Modeling the impact of Medicare Advantage payment cuts on ambulatory care sensitive and elective hospitalizations.

ABSTRACT:

Objective

To assess relationships between changes in Medicare Advantage (MA) payment rates and Medicare beneficiary hospitalizations and to simulate the effects of scheduled payment cuts on ambulatory care sensitive (ACS) and elective hospitalization rates.

Data

State Inpatient Database discharge abstracts from Arizona, Florida, and New York merged with administrative Medicare enrollment and MA payment data.

Study design

Retrospective, fixed effect regression analysis of the relationship between MA payment rates and rates of ACS and elective hospitalizations among Medicare beneficiaries in counties with at least 10,000 Medicare beneficiaries and 3 percent MA penetration from 1999 to 2005.

Principal findings

MA payment rates were negatively related to rates of A

SUBMITTER: Nicholas LH 

PROVIDER: S-EPMC3207185 | biostudies-literature | 2011 Oct

REPOSITORIES: biostudies-literature