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Data services

General Practice (GP) Collections

We collect information from GPs across the UK for use in planning, research and generating payments.

Quality Outcomes Framework (QOF) Online Database

This online database allows patients and the public easy access to data that indicates how well their surgery is doing.

National Casemix Office

The National Casemix Office designs and refines classifications that are used by the NHS in England to describe healthcare activity.


The Personal Demographics Service (PDS) is a national authoritative source of patient demographics data for the whole of the NHS.

Data Access Request Service (DARS)

We handle applications, process data and provide access to specific sets of data when requests are approved.

Clinical Record Standards

Our standards provide a consistent way for information to be collected across the NHS.

Secondary Uses Service (SUS)

Our service allows Commissioners and Providers to use data for secondary uses such as planning, commissioning and calculating payments.

Data Services for Commissioners

This service allows commissioners to plan effectively using detailed patient journey information without accessing confidential patient data.

Supporting open data and transparency

Open data is data that can be used and shared by anyone, for any purpose. We make this data publicly available to improve transparency in health and care.

National Adult Social Care Intelligence Service (NASCIS)

We provide a single national resource for social care data and information in England.

Adult Social Care Outcomes Framework (ASCOF)

This indicator set measures the success of social services in providing better care for people with support needs. Data is provided at council, regional and national level.

Image representing Clinical Audits and Registries Management Service (CARMS)

Clinical Audits and Registries Management Service (CARMS)

CARMS works collaboratively with clinical specialists and patients representatives to develop and deliver clinical audits and registries.

Population, Births and Deaths Services

We hold a database of population data on behalf of the Office for National Statistics (ONS) that can be used to analyse births and deaths.

Organisation Data Service

The service is responsible for publishing codes that identify organisations and individuals across health and social care.

Adoption Registration Service

This service can check for a record of a Civil Death Registration in England, Wales and the Isle of Man on behalf of adoptees and birth relatives to establish if an adoptee or birth relative is recorded as having died. You can also use this service to forward information about hereditary medical conditions to an adoptee's or birth relative's GP.

Hospital Episode Statistics

HES is a data warehouse containing details of all admissions, outpatient appointments and A and E attendances at NHS hospitals in England.

Patient Reported Outcome Measures (PROMs)

PROMs measure health gain in patients undergoing hip replacement, knee replacement, varicose vein and groin hernia surgery in England, based on responses to questionnaires before and after surgery.

Joint Strategic Needs Assessment

Offering you a range of tools and information resources to help complete your Joint Strategic Needs Assessment (JSNA)

Mortality data from the Office for National Statistics

The Office for National Statistics (ONS) collects information on cause of death from civil registration records.

Electronic Staff Record Data Quality Reports (WOVEN)

The Workforce Validation Engine (WOVEN) is a monthly data quality report on data in the Electronic Staff Record (ESR).

Public health

The choices people make can have a lasting impact on their health. Improving patient care isn't just about treating people's individual diseases, it also means changing and preventing harmful behaviours which can improve and even save people's lives.

Mental health

In 2013-14 over 1.7 million adults accessed NHS services for severe or enduring mental health problems.

Diagnostic Imaging Data Set

We collect information about the imaging tests and scans carried out on NHS patients such as x-rays, MRI scans or ultrasound.

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