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API catalogue

First time here? Check out Getting Started with NHS Digital APIs.

These are the APIs which are currently available, or in development, from NHS Digital. It includes API standards defined by us. If you're looking for other standards or reference materials, try our Developer A-Z

4 results

Include deprecated and retired APIs


e-Referral Service - HL7 V3 API

Create paperless referrals or manage appointment slots in secondary care using the e-Referral Service (e-RS) HL7 V3 API.

Appointment / Scheduling Referrals Hospital HL7 V3 Has adaptor API Service Central


GP Connect Appointment Management - FHIR API

Manage GP practice appointments between different systems.

Appointment / Scheduling Continuity of Care (ToC) Hospital A&E / Emergency Department Inpatient Outpatient GP / Primary Care Urgent And Emergency Care Ambulance Services NHS 111 A&E / Emergency Department FHIR STU3 REST API Service Intermediary


NHS Booking - FHIR API

Search for free slots and book appointments with this API formerly known as FHIR NHS Scheduling API

Appointment / Scheduling Urgent And Emergency Care NHS 111 FHIR STU3 API Service Intermediary


Vaccination APIs

Provide information to NHS Digital relating to coronavirus (COVID-19) and seasonal flu 2020-21 vaccinations.

Appointment / Scheduling Vaccination Community health GP / Primary Care MESH API Service Intermediary