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:

v.2.3.3 - 07/15/2016

Added full support for C-CDA R1 to Scorecard - The Scorecard now fully supports scoring of documents that conform to either the  C-CDA R1.1 or the C-CDA R2.1 Implementation Guide.

v.2.3.2 - 06/28/2016

Updated Reference C-CDA Validator - Updated Reference Validator to display content errors based on certification test data scenarios.

Information about previous releases can be obtained in the SITE Release Notes.