Skip to main content

API and integration catalogue

These are the APIs and integrations which are currently available, or in development, from NHS England and associated organisations. It includes APIs as well as API standards defined by us. For other data standards, see the NHS Data Standards Directory.

First time here? Check out getting started with our APIs.

Not sure which API fits your use case? See if we have a building healthcare software guide that helps.

20 results




In development

Healthcare Worker - FHIR API

Healthcare worker (HCW) API enables systems to search, retrieve and display healthcare worker data from NHS employees with a health care profile.

Uses OAS Internet facing REST FHIR Uses digital onboarding

In development

Immunisation FHIR API

Access and update a patient's immunisation record, including coronavirus, influenza and human papillomavirus immunisations.

Vaccination Patient-facing API Central Internet facing FHIR R4 REST Has sandbox Uses API platform Uses OAS Uses digital onboarding


In production

Message Exchange for Social Care and Health (MESH) API

Transfer messages and large files securely across health and social care organisations using the Message Exchange for Social Care and Health (MESH) API.

Messaging MESH API Central Transport / infrastructure Internet facing Uses OAS REST Uses digital onboarding

In production

National Events Management Service - FHIR API

Publish and subscribe to patient-centric healthcare event messages with the National Events Management Service (NEMS) FHIR API. This national service is implemented on the NHS Spine. 

FHIR Continuity of care MESH API Central Transport / infrastructure NEMS STU3 Internet facing Publish-subscribe events Uses digital onboarding

In production

National Record Locator - FHIR API

Locate and access patient information shared by other healthcare organisations using the National Record Locator (NRL) FHIR API.

REST API Central Internet facing Access to records Transport / infrastructure FHIR R4 STU3 Uses digital onboarding