NHS Data Migration

Releases of this item contain products intended to support the GP Summary Care Record, Systems of Choice and Data Migration programmes. Specifically:

many:one ‘forward’ crossmaps from the England and Scotland releases of Read Version 2 to Clinical Terms Version 3, from Read Version 2 to SNOMED CT, and from Clinical Terms Version 3 to SNOMED CT
many:one ‘backward’ crossmaps from Clinical Terms Version 3 to Read Version 2
tables assigning NHS Care Record Elements to all Read Version 2, Clinical Terms Version 3 and SNOMED CT codes - these mapping tables are distributed in a non-standard file format, together with supporting documentation

Releases also include experimental SNOMED CT Navigational Subsets by which simulacra of the Read Version 2 and Clinical Terms Version 3 taxonomies may be recreated as views on the full SNOMED CT content.

Read important information on the retirement of Read Version 2 and Clinical Terms Version 3.

Following consultation, the final release of the Read Version 2 to SNOMED CT mapping tables was April 2020. Releases of this item are now unmaintained static data.

Unscheduled releases may occur until April 2023, but only in order to resolve critical clinical safety issues.

Status: Deprecated

Releases of this item

DATAMIGRATION_29.0.0_20200401000001

Release 29.0.0, April 2020.

Released on Wednesday, 1 April 2020

DATAMIGRATION_28.0.0_20191001000001

Release 28.0.0, October 2019.

Released on Tuesday, 1 October 2019

XDATAMIGRATION_27.0.0_20190601000001

NHS Data Migration release for June 2019.

Released on Wednesday, 12 June 2019

DATAMIGRATION_27.0.0_20190601000001

Release 27.0.0, June 2019.

Released on Tuesday, 4 June 2019

Back to category SNOMED CT derivative products