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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

HCUPnet: National and State Dashboards (06/20/2024)

Releases of 2022 State Databases (05/08/2024)

HCUP Statistical Brief #307: Clinical Conditions with Frequent, Costly Hospital Readmissions by Payer (PDF file, 523 KB KB; HTML) (05/08/2024)

  • National estimates on clinical conditions with high hospital readmission counts, rates, and costs among adults were presented overall and by expected payer. In 2020, hospital stays for septicemia had the highest number of 30-day all-cause readmissions. COVID-19 also emerged as one of the top 10 conditions with the highest number of adult readmissions. See HCUP Statistical Brief #307 for more information.

HCUP Fast Stats: National IP & ED Dashboards (05/08/2024)

  • AHRQ has released new information in HCUP Fast Stats. The National Hospital Utilization and Costs topic has been updated to include national statistics through 2021. This topic presents national statistics on inpatient stays—trends, most common diagnoses, and most common operations—and trends in emergency department visits.

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


Email HCUP and tell us about your research:

Internet Citation: HCUP Home. Healthcare Cost and Utilization Project (HCUP). June 2024. Agency for Healthcare Research and Quality, Rockville, MD.
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Last modified 6/28/24