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 bookingsMulticast 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 MESHReasonable 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