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Data & Statistical Resources



12/13/2018 -

Managed Care Enrollment Trends (2006-2017 Data)

Twelve-year Ever-enrolled Trends Report (2006-2017 Data)

Twelve-year Ever-enrolled Trends Report - Accompanying Data Tables (2006-2017 Data)

11/15/2018 - Monthly Enrollment Snapshots (national, state, & county): Annual updates - latest release 12/2017 data

11/5/2018 - Monthly Enrollment Snapshots (national, state, & county): Quarterly updates - latest release 12/2017 data

10/24/2018 - Data Analysis Brief: National Trends in High-dose Chronic Opioid Utilization among Dually Eligible and Medicare-only Beneficiaries (2006-2015)

The CMS Medicare-Medicaid Coordination Office (MMCO) has brought together reports, data, and other resources to help you better understand the health, health care needs, and health care experiences of individuals who are dually enrolled in Medicare and Medicaid. We also provide information for researchers and states on accessing Medicare and other data for care coordination and other approved uses.


Recent Data Releases

Additional Resources 

MMCO Statistical & Analytic Reports State-Access to Medicare Data
Data & Reports from Outside MMCO State MMA File of Dual Eligible Beneficiaries
Data Tools for Researchers Territories & States Beneficiary Query (TBQ) File
Medicare-Medicaid Plan (MMP) Data Sharing