NEMSIS EMS Reporting
NEMSISfree10 data-quality rules for prehospital EMS records reported under NEMSIS (National EMS Information System) from agencies to state and national EMS databases. Covers required event elements, value-set conformance (disposition, complaint), event time sequencing, agency/unit identifiers, and duplicate record suppression. Use it to validate NEMSIS XML before submission.
Checks included (10)
Required Event Elements Present
Each EMS record must carry the agency id, unit/response id, incident date, and patient care report id.
Patient Care Report ID Present(pcr_id)
Each record must carry the patient care report (PCR) unique identifier.
Incident Date Present(incident_date)
The incident date must be present for surveillance and time-series analysis.
Patient Disposition Is Valid (eDisposition)
The patient/incident disposition must be a valid NEMSIS eDisposition code.
Chief Complaint Coded in SNOMED
The chief complaint / primary impression must be coded against the NEMSIS SNOMED CT value set.
Agency Is Registered
The reporting agency id must exist in the state/national EMS agency registry.
Dispatch Time Before Scene Arrival
The unit dispatch time cannot be after the scene arrival time.
Scene Arrival Before Scene Departure
Scene arrival time cannot be after scene departure time.
Patient Age Is Plausible(patient_age_years)
Patient age in years must fall between 0 and 130.
No Duplicate PCRs(pcr_id)
Each PCR id must appear once per agency.