Terminology owner/maintenance organisation

Name, contact details, website

The Dartmouth Atlas of Health Care is based at The Dartmouth Institute for Health Policy and Clinical Practice

Contact here: https://www.dartmouthatlas.org/contact/

Formal name of the code system

Dartmouth Atlas of Health Care is composed of multiple data sets. See below for more information on which have been defined for use in HL7 products

Short name or abbreviation of the code system name

Primary Care Service Areas = PCSA

Hospital Service Areas = HSA

Hospital Referral Regions = HRR

Technical identifier/s for the code system 


Canonical URL:

Primary Care Service Areas (PCSA) http://terminology.hl7.org/codesystem/dartmouthatlas/PCSA

Hospital Service Areas (HSA) http://terminology.hl7.org/codesystem/dartmouthatlas/HSA

Hospital Referral Regions (HRR): http://terminology.hl7.org/codesystem/dartmouthatlas/HRR


Scope/domain statement for the code system

(Official or from HTA)

The Dartmouth Atlas Project has documented glaring variations in how medical resources are distributed and used in the United States. The project uses Medicare and Medicaid data to provide information and analysis about national, regional, and local markets, as well as hospitals and their affiliated physicians.

Link to information about the code system - including how to obtain the content

General Information Here: https://www.dartmouthatlas.org/

Data Access Here: https://atlasdata.dartmouth.edu/

Arrangement or agreements with HL7 for use of content

Version management - timing and identification of versionsVaries by data source, typically anually

IP Information and Licensing Information

The following text should be included in any HL7 artefact that references the Dartmouth Atlas

 “The data set forth at [INSERT REFERENCE TO LOCATION OF DATA OBTAINED FROM THE DARTMOUTH ATLAS SITE] of publication/press release was obtained from Dartmouth Atlas Data website, which was funded by the Robert Wood Johnson Foundation, The Dartmouth Clinical and Translational Science Institute, under award number UL1TR001086 from the National Center for Advancing Translational Sciences (NCATS) of the National Institutes of Health (NIH), and in part, by the National Institute of Aging, under award number U01 AG046830.”

HL7 users of this information - which HL7 products use this link (if known)

SANER Project

Process to request content change

See Request a New Metric process here: https://atlasdata.dartmouth.edu/suggestions/new

Other useful Information

Information current as at (date)

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