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Healthcare Cost and Utilization Project (HCUP)


The Healthcare Cost and Utilization Project (HCUP) includes the largest collection of longitudinal hospital care data in the United States.

HCUP Products

Learn about HCUP products including State and nationwide databases, software and online tools, and reports.

  • HCUP Databases contain information on inpatient stays, emergency department visits, and ambulatory care
  • HCUPnet is an online query system that provides immediate access to health statistics
  • HCUP Fast Stats is an online query tool that uses visual displays to compare national or State statistics on a range of healthcare topics.
  • HCUP Research Tools provide complimentary tools and software to use with HCUP and similar databases
  • HCUP Reports feature findings, publications, and technical reports on HCUP issues
HCUP Services

Utilize HCUP services to purchase HCUP data, get answers to your HCUP-related questions, and learn how to use the HCUP databases.

Join the HCUP Mailing List

Join the HCUP Mailing List to receive information on new HCUP data, tools, and products.

What's New

The 2021 Nationwide Ambulatory Surgery Sample (NASS) is now available (04/17/2024)

HCUP Statistical Brief Overview of Outcomes for Inpatient Stays Involving Sepsis, 2016-2021 (PDF file, 1,118 KB;)(04/17/24)

  • Annual trends in the number of inpatient stays and In-hospital mortality rate for stays involving sepsis are presented across year and patient type. From 2016-2019, the number of all sepsis-related inpatient stays in the US increased by 20.1%. With the emergence of COVID-19, the number of all sepsis related inpatient stays increased by 26.5% from 2019 to 2021. See HCUP Statistical Brief #306 for additional findings.

HCUP Software Tools for Services and Procedures Calendar Year 2023 Update Released (04/17/2024)

HCUP Software Tools for ICD-10-CM/PCS Fiscal Year 2024 Updates Released (04/17/2024)

The following 2021 HCUP nationwide databases are now available through the HCUP Central Distributor Online Reporting System (3/27/2024)

  • 2021 Nationwide Emergency Department Sample (NEDS)
  • 2021 Nationwide Readmissions Database (NRD)

Email HCUP and tell us about your research:

Internet Citation: HCUP Home. Healthcare Cost and Utilization Project (HCUP). April 2024. Agency for Healthcare Research and Quality, Rockville, MD.
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Last modified 04/17/24