Source · Ombudsman casework

PHSO Casework Decisions

3,787 published decisions 3,219 Health (NHS) 568 Parliamentary 18% upheld or partly upheld Range: Apr 2021–Apr 2026

Published casework decisions from the Parliamentary and Health Service Ombudsman. PHSO selects a subset of completed investigations for publication — these 3,787 decisions represent approximately 1.2% of the 319,011 total complaints received across the same period. Source: decisions.ombudsman.org.uk.

Outcome summary

All 3,787 decisions
Outcome Decisions Share
Upheld2697%
Partly upheld41311%
Not upheld2587%
Resolution10%
Closed after enquiries2,84675%

Annual complaint statistics — PHSO-wide

Official PHSO annual statistics across all organisations
Year Received Investigated Upheld Upheld % Remedy compliance
2019-20 54,252 12,238 1,216 9.9% 0%
2020-21 43,528 7,643 615 8.0% 0%
2021-22 61,879 13,211 725 5.5% 0%
2022-23 60,820 15,525 778 5.0% 0%
2023-24 63,029 17,185 943 5.5% 0%
2024-25 35,503 10,064 519 5.2% 0%
Remedy compliance = % of PHSO recommended remedies complied with on time.

Most-complained-about organisations

Top 10 by published-decision volume
# Organisation Decisions
1 HM Revenue and Customs 83
2 University Hospitals Birmingham NHS Foundation Trust 75
3 NHS England 62
4 HM Courts and Tribunals Service 58
5 Manchester University NHS Foundation Trust 53
6 Department for Work and Pensions 52
7 Barts Health NHS Trust 47
8 Guy's and St Thomas' NHS Foundation Trust 38
9 Leeds Teaching Hospitals NHS Trust 37
10 University Hospitals Sussex NHS Foundation Trust 35