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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Eyecare Electronic Referral Service API standard
Pass details of a new eyecare referral to an Eyecare Electronic Referral System (EeRS).
Referrals and bookings API standard Uses OAS REST Hospital OutpatientFemale Genital Mutilation - Information Sharing - SMSP API standards
Become a Spine Mini Service Provider giving access to female genital mutilation (FGM) information for children under 18 to relevant NHS professionals across England, using our Female Genital Mutilation - Information Sharing (FGM-IS) SMSP API standards.
FHIR Community health Hospital Mental health Pharmacy GP / primary care Urgent and emergency care Ambulance services NHS 111 OOH GP Key care information DSTU2 API standardFHIR UK Core API standards
API standards using FHIR release 4 to create a unified approach to interoperability across England, Scotland, Wales and Northern Ireland.
FHIR API standard R4FHIR Vital Signs profiles API standards
View mappings between LOINC codes ("magic values") to SNOMED CT values used in FHIR STU3 in the UK.
FHIR API standard STU3Integrated Urgent Care Domain Message Specification
The Integrated Urgent Care Domain Message Specification was an agreed set of standards for sending information between providers. It was designed to support services such as NHS 111, NHS 111 online, and the repeat caller service.
API standard Urgent and emergency careInterface Mechanism 1 API standards
API standards to support the integration of your systems with any principal clinical GP system using IM1.
Hospital A&E / emergency department Patient-facing GP / primary care Urgent and emergency care API standard Access to recordsInteroperability Toolkit 2 Messaging API standards
API standards for a set of messaging components using HL7 V2 and HL7 V3.
API standard MessagingInteroperability Toolkit 3 Messaging Distribution FHIR API standards
API standards for a set of generic messaging components using FHIR STU3 to create a unified approach to NHS message and document flows across England.
FHIR API standard MESH STU3Logical Record Architecture API standards
API standards for a Logical Record Architecture (LRA) for use in health and social care.
Messaging API standardNational Early Warning Score 2 API standards
API standards to enable sharing of patients' vital signs and NEWS2 scores between systems and across care boundaries, for example, between two hospitals.
FHIR Hospital GP / primary care Urgent and emergency care Ambulance services Access to records A&E / emergency department Inpatient Continuity of care API standard STU3