Release 5 Preview #3 Code System

Clinical Decision Support Work Group Maturity Level: 0Trial Use Use Context: Any

This is a code system defined by the FHIR project.


Defining URL:

Used for owner.

Committee:Clinical Decision Support Work Group
OID:2.16.840.1.113883.4.642.1.0 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

This code system defines the following codes:

Code Display Definition
NLM NLM National Library of Medicine, Index Section.
NASA NASA National Aeronautics and Space Administration.
PIP PIP Population Information Program, Johns Hopkins School of Public Health.
KIE KIE Kennedy Institute of Ethics, Georgetown University.
HSR HSR National Information Center on Health Services Research and Health Care Technology, National Library of Medicine.
HMD HMD History of Medicine Division, National Library of Medicine.
SIS SIS Specialized Information Services Division, National Library of Medicine.
NOTNLM NOTNLM Not used by National Library of Medicine; used by others to adapt the MEDLINE DTD for other applications.


See the full registry of code systems defined as part of FHIR.

Explanation of the columns that may appear on this page:

LevelA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code