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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.

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16 results
M
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

N
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


In production

NHS CIS2 Care Identity Authentication

Verify the identity of healthcare workers in England, such as NHS staff, using the NHS Care Identity Service 2 (CIS2). CIS2 uses the OpenID Connect (OIDC) standard to provide single sign-on across local and national digital services using smartcards or modern alternatives.

Hospital GP / primary care Urgent and emergency care Ambulance services NHS 111 Security API Central Internet facing Uses digital onboarding UI integration