EHR Simulator. Textbook of Digital Health

Identification: NHS Number (Mod 11 validated), formatted 3-3-4, with PDS verification status. Local hospital number kept as secondary identifier.
Patient banner: NHS Design System pattern. Allergy strip, pinned alerts, active problems.
Clinical content: PRSB Core Information Standard headings (problem list, allergies, medications, encounters).
Terminologies: SNOMED CT UK Edition (problems, allergies, reactions), dm+d / RxNorm (medications), LOINC (labs and vitals), OPCS-4 (procedures, where applicable), ICD-10 (classification).
Interop: FHIR R4 with UK Core profiles, HL7 v2 ADT/ORM/ORU with NHS Number in PID-3, ODS code in MSH.
Safety: Right Patient confirmation before signing, NEWS2 (RCP 2017) deterioration scoring, CDS Hooks-style alerts with override audit trail.
Governance: Append-only audit log with timestamp + clinician + action.

EHR Simulator NHS-style teaching application | build dev-2026.06.11 Chapter 2: EHRs | Glossary | Textbook home ⚠ 0 DC Dr Clinician

● Connected (local) User Dr Clinician (trainee) Trust Audit entries 0

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