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Data types define the information that can be included in an HL7 field. A data type may be as simple as a numeric data type that contains numbers. It can also be a more complex coded entry that requires a specific set of code values and the name of the coding system.

Listed below are the supported data types:

Data Type

Name

ADAddress
AUIAuthorization Information

CE

Coded Element

CNECoded with No Exceptions

CNN

Composite ID Number and Name Simplified

CPComposite Price

CQ

Composite Quantity with Units

CWE

Coded with Exceptions

CX

Extended Composite ID with Check Digit

DDIDaily Deductible Information
DLDDischarge Location and Date
DLNDriver's License Number

DR

Date/Time Range

DT

Date

DTM

Date/Time

ED

Encapsulated Data

EI

Entity Identifier

EIP

Entity Identifier Pair

FCFinancial Class

FN

Family Name

FT

Formatted Text Data

HD

Hierarchic Designator

ID

Coded Values for HL7 Tables

IS

Coded Value for User-defined Tables

JCCJob Code/Class
LA1Location with Address Variation 1
LA2Location with Address Variation 2
MOMoney
MOCMoney and Code

MSG

Message Type

NDL

Name with Date and Location

NM

Numeric

PLPerson Location

PRL

Parent Result Link

PT

Processing Type

PTAPolicy Type and Amount
RMCRoom Coverage

RP

Reference Pointer

SAD

Street Address

SI

Sequence ID

SN

Structured Numeric

SPSSpecimen Source

ST

String

TM

Time

TS

Time Stamp

TX

Text Data

VID

Version Identifier

XAD

Extended Address

XCN

Extended Composite ID Number and Name

XON

Extended Composite Name and ID Number for Organizations

XPN

Extended Person Name

XTN

Extended Telecommunications Number



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