What changed in ODS in U44561. History comes from monthly NHS releases until August 2026, then from the ODS API every 6 hours.
Showing changes by the date they first appeared in ODS. Switch to "date effective" for counts by when things actually happened.
Effective 15 Apr 2026
Effective 15 Apr 2026
Effective 5 Dec 2025
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2013
Effective 1 Apr 2021
Effective 19 Apr 2021
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 31 Mar 2020
Effective 1 Oct 2019
49 changes in the chart (notable), counted by date recorded. Before September 2026 changes are dated to the monthly release that first showed them, so reorganisations (e.g. April 2020, April 2026) spike.