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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

3 results

Include retired APIs


Clinical Decision Support API standards

API standards to support the triage and onward referral of patients who are interacting with Urgent and Emergency Care services, such as NHS 111.

Clinical Decision Support Hospital A&E / Emergency Department Patient GP / Primary Care Urgent And Emergency Care NHS 111 FHIR STU3 REST API Standard



Engage with users of the NHS App.

Patient Communication Hospital Patient GP / Primary Care FHIR R4 REST API Service Intermediary


Personal Demographics Service - FHIR API

Access patients' personal information, such as name, address, date of birth, related people, registered GP and NHS number using our FHIR version of the Personal Demographics Service (PDS) API.

Demographics Community health Hospital Mental Health Patient Pharmacy GP / Primary Care Urgent And Emergency Care Ambulance Services NHS 111 OOH GP FHIR R4 Has sandbox API Service Central