Integrating risk adjustment and enrollee premiums in health plan payment

Thomas G. McGuire*, Jacob Glazer, Joseph P. Newhouse, Sharon Lise Normand, Julie Shi, Anna D. Sinaiko, Samuel H. Zuvekas

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

In two important health policy contexts - private plans in Medicare and the new state-run "Exchanges" created as part of the Affordable Care Act (ACA) - plan payments come from two sources: risk-adjusted payments from a Regulator and premiums charged to individual enrollees. This paper derives principles for integrating risk-adjusted payments and premium policy in individual health insurance markets based on fitting total plan payments to health plan costs per person as closely as possible. A least squares regression including both health status and variables used in premiums reveals the weights a Regulator should put on risk adjusters when markets determine premiums. We apply the methods to an Exchange-eligible population drawn from the Medical Expenditure Panel Survey (MEPS).

Original languageEnglish
Pages (from-to)1263-1277
Number of pages15
JournalJournal of Health Economics
Volume32
Issue number6
DOIs
StatePublished - Dec 2013

Funding

FundersFunder number
National Institutes of Health
National Institute of Mental HealthR01MH094290
National Institute on AgingP01AG032952

    Keywords

    • Exchanges
    • Health insurance
    • I13
    • I18
    • Medicare
    • Premiums
    • Risk adjustment

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