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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e-Referral Service - FHIR API
Access the e-Referral Service (e-RS) - the national service for creating and managing paperless referrals in primary and secondary care.
Hospital GP / primary care FHIR API Central STU3 Uses API platform Internet facing Has sandbox Uses OAS REST Referrals and bookingse-Referral Service - FHIR API (HSCN)
Access the e-Referral Service (e-RS) - the national service for creating and managing paperless referrals in primary and secondary care via HSCN only.
Hospital GP / primary care API Central FHIR STU3 DSTU2 Referrals and bookingsFHIR Converter API
Convert FHIR resources from FHIR STU3 to FHIR R4 and vice versa.
API Central REST FHIR STU3 R4 Uses API platform Internet facing Uses OASMulticast Notification Service API
Publish and receive patient-related state changes from a single centralised system.
Uses OAS API Internet facing Central Has sandbox Publish-subscribe events REST STU3 MESHNational Data Opt-out - FHIR API
Capture patients' preferences and control sharing of their data by healthcare organisations for planning and research purposes with our National Data Opt-out (NDOP) FHIR API.
FHIR Community health Hospital GP / primary care Ambulance services NHS 111 Mental health A&E / emergency department Outpatient Inpatient OOH GP Urgent and emergency care Information governance API Central Access to records Social care REST STU3 Internet facingNational 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 onboardingNational 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 onboardingReasonable Adjustment Flag - FHIR API
Access the Reasonable Adjustment Flag - a national record which indicates that a patient requires reasonable adjustments and includes relevant details.
FHIR Community health Hospital GP / primary care Urgent and emergency care Ambulance services NHS 111 Mental health OOH GP Key care information REST API Central Pharmacy Has sandbox STU3 Uses API platform Internet facing Uses OAS Uses digital onboarding