This issue brief documents a detailed analysis of the behavioral health organization (BHO) encounter data in the 2009 Medicaid Analytic eXtract files (MAX 2009) and assesses the viability of using these data for research. The initial assessment of the availability, completeness, and quality of...

This brief assesses the availability, completeness, and quality of the inpatient and prescription-drug encounter data in the MAX system in order to judge the data's usability.

In Washington State, association health plans operate under different regulations from the traditional insurance market, allowing carriers to separate and select risk. To help assess the relationship between these plans and the community-rated small-group market, this report offers an analysis...

This study used Medicaid Analytic eXtract (MAX) files to develop national estimates of Medicaid substance abuse (SA) treatment spending, as well as estimates of state spending in 18 states with predominantly fee-for-service coverage of SA treatment. Nationally, medical expenditures to treat SA...

This brief, developed by staff at Mathematica and the Kaiser Family Foundation, looks at efforts by a number of states to set up accountable care organizations (ACOs) within their Medicaid programs. The analysis reveals that many initiatives are in a very early stage of development. Medicaid's...