What changed in ODS in U39721. 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 15 Apr 2026
Effective 15 Apr 2026
Effective 14 Aug 2025
Effective 1 Sep 2024
Effective 31 Aug 2024
Effective 1 Aug 2024
Effective 31 Jul 2024
Effective 15 Jul 2024
Effective 1 Apr 2024
Effective 1 Apr 2024
Effective 1 Apr 2024
Effective 1 Apr 2024
Effective 1 Apr 2024
Effective 1 Apr 2024
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 1 Apr 2020
Effective 31 Mar 2023
Effective 21 Apr 2022
Effective 21 Apr 2022
Effective 25 Jun 2021
Effective 25 Jun 2021
Effective 24 Mar 2021
Effective 27 Jan 2021
Effective 27 Jan 2021
Effective 1 Oct 2020
Effective 1 Oct 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 1 Oct 2019
68 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.