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HL7 Fields and Descriptions

Highlighted links below provide additional information on select portions of the HL7 Standard.

Name Description
ST String Data
TX Text Data
SI Sequence ID
IS Coded Value For User-defined Tables
ID Coded Values For Hl7 Tables
FT Formatted Text Data
TM Time
DT Date
DTM Date/Time
NM Numeric
varies None
AD Address
AUI Authorization Information
CCD Charge Code and Date
CCP Channel Calibration Parameters
CD Channel Definition
CE Coded Element
CF Coded Element with Formatted Values
CNE Coded with No Exceptions
CNN Composite ID Number and Name Simplified
CP Composite Price
CQ Composite Quantity with Units
CSU Channel Sensitivity and Units
CWE Coded with Exceptions
CX Extended Composite ID with Check Digit
DDI Daily Deductible Information
DIN Date and Institution Name
DLD Discharge to Location and Date
DLN Driver's License Number
DLT Delta
DR Date/Time Range
DTN Day Type and Number
ED Encapsulated Data
EI Entity Identifier
EIP Entity Identifier Pair
ELD Error Location and Description
ERL Error Location
FC Financial Class
FN Family Name
GTS General Timing Specification
HD Hierarchic Designator
ICD Insurance Certification Definition
JCC Job Code/Class
LA1 Location with Address Variation 1
LA2 Location with Address Variation 2
MA Multiplexed Array
MO Money
MOC Money and Code
MOP Money or Percentage
MSG Message Type
NA Numeric Array
NDL Name with Date and Location
NR Numeric Range
OCD Occurrence Code and Date
OSD Order Sequence Definition
OSP Occurrence Span Code and Date
PIP Practitioner Institutional Privileges
PL Person Location
PLN Practitioner License or Other ID Number
PPN Performing Person Time Stamp
PRL Parent Result Link
PT Processing Type
PTA Policy Type and Amount
QIP Query Input Parameter List
QSC Query Selection Criteria
RCD Row Column Definition
RFR Reference Range
RI Repeat Interval
RMC Room Coverage
RP Reference Pointer
RPT Repeat Pattern
SAD Street Address
SCV Scheduling Class Value Pair
SN Structured Numeric
SPD Specialty Description
SPS Specimen Source
SRT Sort Order
TQ Timing Quantity
TS Time Stamp
UVC UB Value Code and Amount
VH Visiting Hours
VID Version Identifier
VR Value Range
WVI Channel Identifier
WVS Waveform Source
XAD Extended Address
XCN Extended Composite ID Number and Name for Persons
XON Extended Composite Name and Identification Number for Organizations
XPN Extended Person Name
XTN Extended Telecommunication Number

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