The Evolution of Pharmacy Messages HL7 UK Conference 2 November 2004

1. The Evolution of Pharmacy Messages HL7 UK Conference2 November 2004 Hugh Glover, BSc, PhDPartner, Blue Wave Informatics LLPHugh_Glover@BlueWaveInformatics.co.uk

2. Basics • Information for Health proposes using IT to better share patient record • Must interface different systems together • How many interfaces do we need? • 2 Systems = 1 Interface • 3 Systems = 3 Interfaces • 4 Systems = 6 Interfaces • n Systems = n*(n-1)/2 Interfaces • 15 GP Pharmacy Systems = 105 Interfaces • 250 Trusts = 31,125 Interfaces • Something has to be done!

3. HL7 v3 as a “standard” • NHS made a judgement that HL7 v3 was the way to go • No domains had passed ballot BUT • The RIM was on the point of passing ballot

4. dotORG Ballot Basic Refinement & Localisation RIM Vocabulary Data Types: Abstract XML ITS UML ITS Transport Specifications ebXML MLLP Web Services Gello Common Terminology Services Common Domains Shared Messages CMETS Infrastructure Management Transmission Message Control Act Query Master File UK MIM Basic Infrastructure CMETs Data Types Vocabulary Business Process Specific LRs PDS PSIS Query Do Domains Matter?

5. dotORG Ballot Admin Management Account Billing Claims & Reimbursement Patient Administration Personnel Management Scheduling Health & Clinical Management CDA Blood Bank Laboratory Clinical Genomics Medical Records Care Provision Pharmacy Public Health reporting Informative Public Health Specs Regulated Studies Therapeutic Devices UK MIM Mainstream Accident & Emergency Diagnostic Imaging eBooking Emergency Admissions GP2GP Medication Management Mental Health NHS Direct OOP Appointments Out of Hours Provision of Care Single Assessment Do Domains Matter?

6. Pharmacy is a Domain Exemplar • Giving a patient medicine is understood by all • It is the first example that springs to mind • RIM Definitions are frequently in terms of drug administration … What has happened?

7. Pharmacy DMIM 2002

8. Pharmacy DMIM 2003

9. Pharmacy Combined Order RMIM 2004

10. NPfIT MIM 3.1.01 – Parent Prescription

11. NPfIT MIM 3.1.06 – Parent Prescription

12. Development & Harmonisation Pharmacy DMIM 2002 Pharmacy DMIM 2003 UK Development Dutch Development Pharmacy RMIM 2004 Pharmacy RMIM 2004 Canadian Development Toronto Harmonisation Meeting Pharmacy DMIM 2005

13. dotORG Ballot Admin Management Account Billing Claims & Reimbursement Patient Administration Personnel Management Scheduling Health & Clinical Management CDA Blood Bank Laboratory Clinical Genomics Medical Records Care Provision Pharmacy Public Health reporting Informative Public Health Specs Regulated Studies Therapeutic Devices UK MIM Mainstream Accident & Emergency Diagnostic Imaging eBooking Emergency Admissions GP2GP Medication Management Mental Health NHS Direct OOP Appointments Out of Hours Provision of Care Single Assessment Do Domains Matter?

14. Challenges for HL7 • Absorbing new domains • Making ballot processes work • Defining conformance