Understand why a hospital generates each HL7 message.
Follow Ronaldo from registration through clinical care and billing. Learn the message family, the real hospital action that triggers it, and every department that depends on the update.
Patient: RonaldoHospital: Gotham Memorial HospitalIntegration: GOTHAM-MIRTHStandard: HL7 v2.x
THE GOTHAM MEMORIAL CAST
RonaldoSynthetic patient whose journey connects every topic.
Dr. Lionel MessiAttending physician and ordering clinician.
Nurse Taylor SwiftBedside nurse, care coordinator and safety advocate.
Mr. BeanRegistrar who creates and corrects patient/visit records.
Dwayne “The Rock” JohnsonBed manager and operational flow lead.
Dr. Gregory HouseRadiologist/pathologist used for diagnostic examples.
Gordon RamsayPharmacist responsible for medication verification.
Jackie ChanSurgeon and procedural workflow lead.
Sheldon CooperCoder, terminology specialist and data-quality analyst.
Kevin HartRevenue-cycle and finance specialist.
Tony StarkIntegration architect and production-support lead.
BatmanPrivacy and cybersecurity officer.
MODULE 01
All hospital message types
Select a message family to see the operational trigger, business purpose and a realistic Gotham Memorial Hospital exchange.
WHY THIS MESSAGE IS GENERATED
ADT at Gotham Memorial Hospital
Generated when registration, admission, transfer, discharge or patient demographics change. Every receiving department needs the same patient and encounter identity before it can act safely.
Hospital momentRegistration, admission, transfer, discharge, identity and visit changes.
REAL-TIME WORKFLOW
ADT A01–A60
A compact, interlinked guide to every assigned and legacy trigger from A01 through A60
Registration, admission, transfer, discharge, identity and visit changes.
A01 Admit / Visit NotificationA21 Patient Goes on Leave of AbsenceA41 Merge Account - Patient Account NumberA02 Transfer a PatientA22 Patient Returns from Leave of AbsenceA42 Merge Visit - Visit NumberA03 Discharge / End VisitA23 Delete a Patient Record
REAL HL7 TRAINING MESSAGEHighlighted segment: MSH
MSH-9 identifies the message and trigger event; MSH-3 through MSH-6 show which systems are passing the update.
