Section[ 4 - ED Arrival & First Assessment Data
TRANSPORTED ED PATIENT
Identifier for EMS agency that transported patient to ED.
This data element can be used to link with other EMS data and construct reports that are specific to an EMS agency.
The agency identifier is usually designated by a state EMS authority.
Data Type (and Field Length)
CX extended composite ID with check digit (60).
Component 1 is the identifier.
Component 4 is the authority that assigns the identifier.
Components 23 and 56 are not used unless needed for local purposes. For example, a 5-character agency identifier assigned to the Noteworthy Ambulance Service by a Montana EMS authority, would be entered as follows:
Component 1 = A0025
Component 4 = MT
If none or unknown is applicable, then enter "" or Unknown in Component 1, and do not make entries in Component 4.
Data Standards or Guidelines
Uniform Pre-Hospital Emergency Medical Services Data Conference Final Report
(National Highway Traffic Safety Administration, 1994).
Section 4 ED Arrival and First Assessment Data 87
4.05 SOURCE OF REFERRAL TO ED