3/10/2023 - UPDATED NOTICE OF SERVICE INTERRUPTION:
AHRQ is transitioning the online HCUP Central Distributor to a new system, and the electronic ordering website is no longer accessible.
Between March 10 and the end of May 2023, all data requests and payments will be processed manually and will take additional time to fulfill. This website provides all of the necessary information to place your order, including special guidance on submitting requests during the transition period.
Thank you for your patience.
Requesting Data through the online HCUP Central Distributor
The information on this webpage will assist you in ordering, purchasing, and re-using HCUP databases, including data applications, requesting complementary databases, submitting data re-use and data sharing requests.
Keep in Mind
Get the Documents You Need for HCUP Central Distributor Requests
Submit completed documents by email to email@example.com. If an alternative option for submission is needed, please contact HCUP User Support at firstname.lastname@example.org.
Learn About HCUP Training
Complete the HCUP Data Use Agreement (DUA) training course. This training is required of all purchasers and all individuals with access to HCUP data, and takes approximately 15 minutes to complete.
Make note of your certification code and completion date for proof of training, which is required when placing an order for HCUP data or submitting HCUP Data Use Agreements.
Learn About HCUP Data
HCUP's Nationwide and State-Specific Databases are available for purchase through the HCUP Central Distributor. Learn about these databases by visiting the Databases page or the links below.
Browse the Database Catalog for Nationwide Databases (Excel, 36 KB) for availability and pricing, or learn more about each database using the links below.
Information related to this feature can be found in the Purchasing FAQs.
National (Nationwide) Inpatient Sample (NIS)
Kids' Inpatient Database (KID)
Nationwide Ambulatory Surgery Sample (NASS)
Nationwide Emergency Department Sample (NEDS)
Nationwide Readmissions Database (NRD)
Not all HCUP-Partners make their State data available. Participating data organizations set the price of their data. Browse the Database Catalog for State Databases (Excel, 140 KB) for availability and pricing, or learn more about each database using the links below.
State Inpatient Databases (SID)
State Ambulatory Surgery Databases (SASD)
State Emergency Department Databases (SEDD)
Availability of HCUP Databases Across States and Years
Availability of HCUP Revisit Variables Across States and Years
Availability of AHA Hospital Identifiers across States and Years
HCUP Supplemental Files
HCUP supplemental files are hospital-level or discharge-level files that augment the information contained in the HCUP databases. The Cost-to-Charge Ratio, Hospital Market Structure, and 1993-2002 NIS Supplemental Discharge-Level Files are available to HCUP data purchasers free of charge. Learn more about these files by visiting the Research Tools page or the links below.
American Hospital Association (AHA) Linkage Files
Cost-to-Charge Ratio (CCR) Files
Hospital Market Structure (HMS) Files
1993-2002 NIS Supplemental Discharge-Level Files
Revisit Analyses Files
HCUP also provides Supplemental Variables for Revisit Analyses. These variables are designed to facilitate analyses that need to track patients across time and hospital settings in the SID, SASD, and SEDD while adhering to strict privacy guidelines.
The storage of these variables varies by data year. Starting with the 2009 data, the revisit variables are stored in the Core file of the SID, SASD, or SEDD. The State Databases that contain the revisit variables are indicated with an (R) in the Database Catalog for State Databases (Excel, 36 KB).
For data years 2003-2008, the revisit variables are provided as a separate file with the HCUP SID, SASD, and SEDD. If the HCUP State databases were purchased prior to the release of the Revisit Files, then these supplemental files can be obtained free of charge.
If you have questions, please contact HCUP User Support:
|The HCUP Central Distributor is operated by National Opinion Research Center ("NORC") and General Dynamics Information Technology ("GDIT"), under contract with the Agency for Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project. NORC provides payment processing services for the HCUP Central Distributor. The release of the HCUP data is made possible through a Federal-State-Industry partnership to develop and maintain a family of longitudinal health care databases, related tools, products, and user support services. This partnership is sponsored by AHRQ.|
|Internet Citation: Purchase HCUP Data. Healthcare Cost and Utilization Project (HCUP). 03 2023. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/tech_assist/centdist.jsp.|
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|Last modified 03/17/23|