The University of Michigan Institute for Healthcare Policy and Innovation partnered with the Michigan Department of Health and Human Services (MDHHS) to conduct a long-term evaluation of the Healthy Michigan Plan (HMP), Michigan’s Medicaid expansion program.
Read the brief highlighting lessons from 10 years of Medicaid expansion in Michigan (June 2026)
Read the brief highlighting the impact of Medicaid expansion on medical debt and credit scores (April 2026)
Read the brief highlighting Medicaid expansion's impact on health and employment (February 2025)
Read the brief highlighting interim evaluation findings from the waiver period 2019-2023
Read the brief highlighting summative evaluation findings from the waiver period 2014-2018
The evaluation included a series of surveys called Healthy Michigan Voices as well as qualitative interviews with HMP enrollees. The following briefs and infographics highlight key findings from these enrollee surveys and interviews.
View the graphics from the 2018 Healthy Michigan Voices Second Follow-Up Survey Report
Read the brief on the 2016 Healthy Michigan Voices Survey
View the infographic on Medicaid expansion's impact on health and ability to work (2016 Healthy Michigan Voices Survey)
Read three stories highlighting how the Healthy Michigan Plan has had an impact on enrollees