This paper examines the relationship between HMO market share and fee-for-service health
care expenditures using 1986–1990 county-and metropolitan statistical area-level data on …

Objective. To examine the effects of market‐level managed care activity on the treatment,
cost, and outcomes of care for Medicare fee‐for‐service acute myocardial infarction (AMI) …

Abstract In 2014, Medicare Advantage (MA) enrollment surpassed 30 percent of eligible
beneficiaries. Twenty-five years earlier, enrollment hovered at just 3 percent. The expansion …

“Any-willing-provider”(AWP) laws compel managed care plans to accept any provider willing
to accept the plan's terms and conditions, potentially undermining managed care's ability to …

Private insurance firms participating in Medicare can offer up to three principal plan types:
coordinated care plans (CCPs), prescription drug plans (PDPs), and private fee-for-service …

In recent years, many health maintenance organizations (HMOs) have exited Medicare+
Choice (M+ C), the program that provides a managed‐care option to Medicare. This paper …

Increases in the activity of managed care organizations may have" spillover effects,"
influencing the entire health care delivery system's performance, so that care for both …

The first nationwide comparison of how much states are paying for Medicaid managed care
shows more than a two-fold variation in the rates set by 36 states. Of the 36 states …

Using a resource dependency framework and financial theory, this study assessed the
market, mission, operational, and financial factors associated with the level of cash and …

OBJECTIVE: To assess the impact of the growth in HMO penetration in different metropolitan
areas on the change in the number of generalists, specialists, and total physicians, and on …