National Pulmonary Hypertension Audit
The National Audit of Pulmonary Hypertension (NAPH) covers the care of patients treated by the pulmonary hypertension services in the eight UK centres designated by NHS England and the National Services Division, a division within NHS National Services Scotland.
Submission information
The NAPH is a continuous collection and data can be collected and input into the online collection tool throughout the year.
A cut of data is taken each year for inclusion in the annual report. The submission cut-off dates for the 2026 annual report, covering audit data between 1 April 2025 and 31 March 2026, are:
- data quality submission deadline: Wednesday 3 June 2026
- data quality reports released to centres: Wednesday 17 June 2026
- final submission deadline: Wednesday 22 July 2026
Latest data
The audit's 16th Annual Report was published on 11 December 2025. This report includes data of patients referred to PH services up to 31 March 2025.
The main source of audit information has been included within the NAPH interactive dashboard. An overview of the audit findings and key messages are available within the annual report.
Dashboard
What the audit measures
The audit measures the quality of care provided to people referred to pulmonary hypertension services in England (including patients referred from Wales) and Scotland, by answering a number of questions:
- are pulmonary hypertension services appropriate?
- are patients receiving the right treatment in a timely manner?
- what are the outcomes for patients with pulmonary hypertension?
The audit answers these questions through the measurement of a number of professionally agreed standards reported at a national level.
Benefits
Information from the audit is used by clinicians and commissioners to inform clinical practice, service development, improvement and commissioning activities.
The audit helps to inform pulmonary hypertension services which are which are nationally commissioned by NHS England and the National Services Division in Scotland.
Who manages the audit
NHS England is working in collaboration with senior clinicians from the specialist centres. The National Pulmonary Hypertension Audit is commissioned by NHS England.
Quality accounts
The audit is included in quality accounts. Only the eight designated centres participate. Trusts should use the last published results to confirm participation. The audit does not report case ascertainment.
There are 8 designated pulmonary hypertension centres in England and Scotland and all eight are registered to participate in the audit.
- Royal Free London NHS Foundation Trust
- Royal Papworth Hospital NHS Foundation Trust
- Sheffield Teaching Hospitals NHS Foundation Trust
- Great Ormond Street Hospital for Children NHS Foundation Trust
- Royal Brompton Hospital, Guy's and St Thomas' NHS Foundation Trust
- The Newcastle upon Tyne Hospitals NHS Foundation Trust
- Imperial College Healthcare NHS Trust
- NHS Golden Jubilee, Glasgow
The legal basis for this audit
This audit is underpinned by sections 254(1), (3) and (6) of the Health and Social Care Act 2012 in England.
The Directions came into force on 3 March 2016.
The national data opt-out does not apply to this collection because the data is collected under directions.
The legal basis for the audit to link to ONS mortality data is section 42(4) of the Statistics and Registration Services Act 2007 (as amended by section 287 of the Health and Social Care Act 2012).
In Scotland, the audit is underpinned by sections 255(1) and 256(2) of the Health and Social Care Act 2012. The non-mandatory request came into force in December 2020.
Further information
Why and how we process your data in the National Audit of Pulmonary Hypertension system, and your rights.
Last edited: 27 April 2026 9:51 am