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Federal
National Inpatient Sample (NIS) - Restricted Access Files
U.S. Department of Health & Human Services —
The Healthcare Cost and Utilization Project (HCUP) National Inpatient Sample (NIS) is the largest publicly available all-payer inpatient care database in the United... -
Federal
CMS Statistics
U.S. Department of Health & Human Services —
This reference provides significant summary information about health expenditures and the Centers for Medicare & Medicaid Services' (CMS) programs. The...