Research Grants

Funding For:

Consumer Directed Health Plan Impact on Low-Value Service Utilization and Spending

Cost & Quality


Neeraj Sood, University of Southern California

Grant Period:

Jan 01, 2017 - Dec 31, 2018



Summary of the Project:

Using data from a large national insurer, this study will examine how enrollment in a consumer directed health plan (CDHP) affects the use of and spending for 26 measures of low-value outpatient care. The work extends prior research showing CDHPs reduce use and spending overall and should inform discussions of the extent to which the growing use of CDHPs can reduce waste in the health care system.

Grantee Publications

January 9, 2021

"Effects of employer-offered high-deductible plans on low-value spending in the privately insured population"

This study uses individual-level insurance claims data and plausibly exogenous changes in plan offerings within firms over time to estimate the intent-to-treat and local-average treatment effects of high-deductible plan offerings on spending on 24 low-value services received in the outpatient setting.

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Author: Rabideau B, Eisenberg M, Reid R, Sood N, Journal of Health Economics

December 07, 2017

"Impact of Consumer-Directed Health Plans on Low-Value Healthcare"

This analysis examined how switching from a traditional health plan into a high-deductible consumer-directed health plan (CDHP) affected enrollees’ spending overall and for 26 services identified as low-value because they provide no or unclear clinical benefit.

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Author: Reid R, Rabideau B, Sood N, The American Journal of Managed Care