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This article summarizes results from a study of how the Comprehensive Primary Care initiative affected primary care physician experience.

Data decision infographic

Being “data-driven” requires more than just the existence of good data or superior systems to warehouse the data—it requires a meaningful process for using data to help us arrive at solutions.

Fish swimming upstream

Does making upstream investments that help Medicaid enrollees and people without insurance get timely primary and preventive care help to avoid more costly and often unnecessary care in hospitals and emergency rooms downstream?

In 2014, The Wallace Foundation launched the Principal Supervisor Initiative (PSI), a four-year, $24 million-dollar effort to redefine principal supervision in six urban school districts.

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This article summarizes results from a study of how the Comprehensive Primary Care initiative affected primary care physician experience.

In 2014, The Wallace Foundation launched the Principal Supervisor Initiative (PSI), a four-year, $24 million-dollar effort to redefine principal supervision in six urban school districts.

In this brief, we document the post-denial employment and benefit experiences of older applicants who are initially denied Social Security Disability Insurance (SSDI) for “work capacity” reasons.

This report presents findings from a study of the WIA Adult and Dislocated Worker programs’ impacts on employment and earnings.

Trending Projects

Mathematica and its partner, Group Health Cooperative, evaluated the effects of CPC on cost, quality, utilization, and patient and provider experience. We also provided rapid cycle (quarterly) feedback to participating practices, CMS, and CMS’s regional partners.

In 2008, the U.S. Department of Labor’s Employment and Training Administration commissioned Mathematica to conduct a national random assignment evaluation of the Workforce Investment Act Adult and Dislocated Worker programs' effectiveness.

Mathematica is conducting a cross-site evaluation and providing evaluation technical assistance to partnerships that are working with families in which children are at risk for maltreatment due to a parent or caretaker’s potential substance use dependence.

Mathematica's evaluation of Medicaid Section 1115 waiver demonstrations, approximately 40 in number, seeks to assess the implementation and outcomes of four different types of innovations and help CMCS shift toward data-driven decision making for future waiver approvals.

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Policy Issues Are Complex.
Our Approach Is Comprehensive.

Mathematica Policy Research is dedicated to improving public well-being by bringing the highest standards of quality, objectivity, and excellence to bear on information collection and analysis for our partners and clients. The company has been at the forefront of assessing the effectiveness of policies and programs since 1968. Considered an architect of social policy research, Mathematica conducted the first social policy experiment in the United States, the New Jersey Negative Income Tax Experiment, to test ways of encouraging low-income individuals to work.