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Medicare Current Beneficiary Survey (MCBS) Survey File Microdata PUF, 2023
Datathon 2026
Updated Oct 8, 2026
Updated one-time
About this dataset
The MCBS Survey File Microdata Public Use File (PUF) includes data on Medicare beneficiaries' access to care, health status and functioning, knowledge of and satisfaction with their health care, demographics, and health insurance coverage, for a nationally representative sample of Medicare beneficiaries living in the community.
Data and resources (4)
- CSV
2023 Survey File PUF - Fall Segment (CSV)
Modified Jul 31, 2026Table and Data API available
- CSV
2023 Survey File PUF - Winter Segment (CSV)
Modified Jul 31, 2026Table and Data API available
- CSV
2023 Survey File PUF - Summer Segment (CSV)
Modified Jul 31, 2026Table and Data API available
- TXT
2023 Survey File PUF SAS Import Program
Modified Jul 31, 2026