Administrative Data Core Services provides leadership and training in the use of administrative data in epidemiologic, health services, and outcomes research.

Research Highlights

Administrative Data Core Services provides data and services to Washington University faculty, staff, and students. Non-Washington University members of the Institute of Clinical and Translational Sciences who are interested in working with administrative data are encouraged to collaborate with Washington University investigators. The services provided by CADR include:

  • Housing and maintaining a repository of administrative data and information about the data sources
  • Training investigators on the ethical and secure use of administrative data
  • Providing leadership on study design and analysis of administrative data
  • Facilitating collaboration among interdisciplinary investigators
  • Advancing the effective use of data to inform researchers, policymakers, and the public about health and healthcare.


Administrative Data Core Services works with investigators to publish findings from administrative data according to data use agreement publication requirements.

Administrative Data Sources

Data included in the Administrative Data Core repository:

  • Agency for Healthcare Research and Quality (AHRQ) Healthcare Cost and Utilization Project (HCUP)
  • American Hospital Association (AHA)
  • Merative™ MarketScan® Commercial Database
  • Merative™ MarketScan® Multi-State Medicaid Database

Remember to cite appropriate sources when using the data: I2DB Administrative Data Core research is supported in part by the Washington University Institute of Clinical and Translational Science grant UL1 TR002345 from the National Center for Advancing Translational Science (NCATS) of the National Institutes of Health (NIH).

Reminder: Data users are not permitted to download or move any data files from the server to another location off of the Administrative Data Core server. This includes both the original data files and any working data files created from the original data.

The Administrative Data Core Services scope of support includes:

  • Helping with choosing the appropriate databases
  • Providing programming support and data curation service
  • Conducting preliminary feasibility queries
  • Maintaining data security and confidentiality through data use agreements
  • Demonstrating capacity and expertise for grant application
  • Training investigators and guiding projects and publications leveraging administrative data.

FY23 CPHI-Administrative Data Core Rates

FY23 CPHI-Administrative Data Core Rates (for internal WashU investigators) *
Data Storage$3.09 / GB / month / projectminimum 10GB monthly charge
Consulting Hours$100 / hour
Platform Usage Fee$800 / investigator / yearSAS, R, STATA, Python, GIS
Data Use Fee$3,000 / project / year

* Merative™ MarketScan® Databases may require an additional fee paid to Merative when the project is funded by non-WashU sources.

FY23 CPHI-Administrative Data Core Rates (for external investigators)
Data Storage$3.86 / GB / month / projectminimum 10GB monthly charge
Consulting Hours$125 / hour
Platform Usage Fee$1,000 / investigator / yearSAS, R, STATA, Python, GIS
Data Use Fee$3,750 / project / year


Jing Li, MD, DrPH, MS

Co-Director, Administrative Data Core Services
Associate Professor of Medicine, Division of General Medical Sciences

  • Matt Keller, MS
    Database Administrator, I2DB
  • Cherie Hill
    Database Analyst, Division of Infectious Diseases
  • Joanna Buss, MS
    Business & Technology Application Technician, I2DB
  • Dustin Stwalley, MA
    Programmer Analyst, I2DB

For more information, please contact