Welcome to the

Standards Implementation & Testing Environment

The Standards Implementation & Testing Environment (SITE) is a centralized collection of testing tools and resources designed to assist health IT developers and health IT users fully evaluate specific technical standards and maximize the potential of their health IT implementations. SITE is organized in a collection of sandboxes that provide test tools, sample data, collaboration resources, and useful links.



Read Announcements and Recent SITE Updates.

Feature Estimated Availability
C-CDA Scorecard (Beta) Available
C-CDA Validator API Utility July 2016
"One-Click Score" CYQ3 2016
FHIR Sandbox CYQ3 2016

More detailed information can be found here

Information for Developers:

SITE resources and test tools work best when developers access them via web browsers which are the following versions or higher.


ONC C-CDA Scorecard (Beta) Available! - We need your input!

Please send any questions, comments or feedback to TestingServices@sitenv.org.

Recent SITE Updates: - 08/19/2016
Scorecard Update:
  • Addition of Unique Instance Identifier rule in SCORECARD under Miscellaneous Section
  • IG References for issues change dynamically based on type of document processed (R1.1, R2.1) 
2.3.6 - 08/05/2016
XDR Update
  • File contents are no longer encoded.
  • Files contents are sent as an attachment in using optimized XOP message.
  • Full and Minimal messages are sent correctly when selected from the dropdown.
2.3.4 - 08/04/2016
C-CDA Validator Update
  • Latest MDHT build.
  • LOINC displayname validation is now done against the LONG_COMMON_NAME rather than COMPONENT.
  • Vocabulary bug fixes.
  • C-CDA IG validation bug fixes.
  • Reference Content validation bug fixes.
Information about previous releases can be obtained in the SITE Release Notes.