Change Log


Current version: 3.18


Click on the Change Request links below to see which Data Dictionary Change Notices (DDCNs), Data Set Change Notices (DSCNs) and Information Standards Notices (ISNs) changed this item after the release of version 3 of the NHS Data Model and Dictionary (May 2005).

Change RequestChange Request DescriptionImplementation Date
n/aMigrated from v1.3Immediate
CR901Removal of references to EDIFACT and the NHS Wide Clearing Services (NWCS)1 Dec 2008
CR1010New Release and Index PatchImmediate
CR1040Update of OPCS Classification of Interventions and Procedures 1 Apr 2009
CR1016Withdrawal of 4Byte Version of the Read Codes1 Oct 2009
CR1060Change Package 1060Immediate
CR1222Introduction of the International Classification of Diseases Tenth Revision 4th Edition1 Apr 2012
CR1248Supporting Information Menu PatchImmediate
CR1394July 2013 Release PatchImmediate
CR1430Links and Update PatchImmediate
CR1432Retirement of Standards - DSCN 3/92, DSCN 12/96/P11, DSCN 50/94/P36, DSCN 66/96/W09 and DSCN 16/931 Apr 2014
CR1496Clinical CodingImmediate
CR1512March 2015 Release PatchImmediate
CR1531Clinical Terminology UpdateImmediate
CR1583Introduction of NHS DigitalImmediate
CR1590 PatchImmediate
CR1603March 2017 Release PatchImmediate
CR1647Terminology and Classifications UpdateImmediate
CR1878NHS Digital merger with NHS England31 Jan 2023