Data Types
165 data types in HL7 v2.3.1
§2A.3 Data Types:Data types define the format and structure of values within message fields. They range from simple primitives (ST, NM, DT) to complex composite types (XPN, XAD, CX) that contain multiple components. Understanding data types is essential for correctly parsing and constructing HL7 messages.
AD
Address
8 components•LA1•Composite
AUI
Authorization Information
3 components•IN1-14•Composite
CCD
Charge Time
2 components•BLG-1•Composite
CCP
Channel Calibration Parameters
3 components•CD•Composite
CD
Channel Definition
6 components•Composite
CE
Coded Element
6 components•Used in 198•Composite
CE_0002
CE With Table 2
6 components•Used in 5•Composite
CE_0005
CE With Table 5
6 components•Used in 4•Composite
CE_0006
CE With Table 6
6 components•Used in 4•Composite
CE_0048
CE With Table 48
6 components•Used in 2•Composite
CE_0049
CE With Table 49
6 components•FT1-13•Composite
CE_0050
CE Bound to Table 50
6 components•ACC-2•Composite
CE_0051
CE Bound to Table 51
6 components•Used in 3•Composite
CE_0055
CE Bound to Table 55
6 components•Used in 2•Composite
CE_0059
CE Bound to Table 59
6 components•PR1-13•Composite
CE_0063
CE Bound to Table 63
6 components•Used in 4•Composite
CE_0066
CE Bound to Table 66
6 components•IN1-42•Composite
CE_0069
CE Bound to Table 69
6 components•STF-9•Composite
CE_0072
CE Bound to Table 72
6 components•Used in 3•Composite
CE_0083
CE Bound to Table 83
6 components•Used in 2•Composite
CE_0088
CE Bound to Table 88
6 components•Used in 4•Composite
CE_0114
CE Bound to Table 114
6 components•PV1-38•Composite
CE_0118
CE Bound to Table 118
6 components•DG1-7•Composite
CE_0129
CE Bound to Table 129
6 components•Used in 2•Composite
CE_0131
CE Bound to Table 131
6 components•Used in 2•Composite
CE_0132
CE Bound to Table 132
6 components•Used in 4•Composite
CE_0136_0262_0263
Reference Three Different Tables Within CE
3 components•LCH-5•Composite
CE_0160
CE Bound to Table 160
6 components•ODT-1•Composite
CE_0162
CE Bound to Table 162
6 components•RXR-1•Composite
CE_0163
CE Bound to Table 163
6 components•RXR-2•Composite
CE_0164
CE Bound to Table 164
6 components•RXR-3•Composite
CE_0165
CE Bound to Table 165
6 components•RXR-4•Composite
CE_0171
CE Bound to Table 171
6 components•Used in 4•Composite
CE_0172
CE Bound to Table 172
6 components•PID-27•Composite
CE_0175
CE Bound to Table 175
6 components•MFI-1•Composite
CE_0181
CE Bound to Table 181
6 components•MFA-4•Composite
CE_0184
CE Bound to Table 184
6 components•Used in 2•Composite
CE_0185
CE Bound to Table 185
6 components•Used in 3•Composite
CE_0189
CE Bound to Table 189
6 components•Used in 4•Composite
CE_0212
CE Bound to Table 212
6 components•Used in 4•Composite
CE_0215
CE Bound to Table 215
6 components•Used in 4•Composite
CE_0218
CE Bound to Table 218
6 components•Used in 2•Composite
CE_0222
CE Bound to Table 222
6 components•Used in 2•Composite
CE_0227
CE Bound to Table 227
6 components•Used in 3•Composite
CE_0233
CE Bound to Table 233
6 components•IN3-12•Composite
CE_0247
CE Bound to Table 247
6 components•PCR-15•Composite
CE_0254
CE Bound to Table 255
6 components•OM1-42•Composite
CE_0255
CE Bound to Table 255
6 components•OM1-43•Composite
CE_0258
CE Bound to Table 258
6 components•OM1-45•Composite
CE_0259
CE Bound to Table 259
6 components•OM1-47•Composite
CE_0265
CE Bound to Table 265
6 components•LDP-4•Composite
CE_0276
CE Bound to Table 276
6 components•Used in 2•Composite
CE_0277
CE Bound to Table 277
6 components•Used in 2•Composite
CE_0278
CE Bound to Table 278
6 components•Used in 5•Composite
CE_0280
CE Bound to Table 280
6 components•RF1-2•Composite
CE_0281
CE Bound to Table 281
6 components•RF1-3•Composite
CE_0282
CE Bound to Table 282
6 components•RF1-4•Composite
CE_0283
CE Bound to Table 283
6 components•RF1-1•Composite
CE_0284
CE Bound to Table 284
6 components•RF1-5•Composite
CE_0285
CE Bound to Table 285
6 components•AUT-2•Composite
CE_0286
CE Bound to Table 286
6 components•PRD-1•Composite
CE_0292
CE Bound to Table 292
6 components•Used in 4•Composite
CE_0293
CE Bound to Table 293
6 components•PRC-14•Composite
CE_0296
CE Bound to Table 296
6 components•Used in 4•Composite
CE_0324
CE Bound to Table 324
6 components•LCH-4•Composite
CE_0325
CE Bound to Table 325
6 components•LRL-4•Composite
CE_0336
CE Bound to Table 336
6 components•RF1-10•Composite
CE_0339
CE Bound to Table 339
6 components•ORC-20•Composite
CE_0340
CE Bound to Table 340
6 components•Used in 3•Composite
CE_0341
CE Bound to Table 341
6 components•GT1-23•Composite
CE_0342
CE Bound to Table 342
6 components•IN2-11•Composite
CE_0343
CE Bound to Table 343
6 components•IN2-65•Composite
CE_0344
CE Bound to Table 344
6 components•IN2-72•Composite
CE_0345
CE Bound to Table 345
6 components•IN3-17•Composite
CE_0346
CE Bound to Table 346
6 components•IN3-18•Composite
CE_0347
CE Bound to Table 347
6 components•ACC-4•Composite
CE_0348
CE Bound to Table 348
6 components•UB1-12•Composite
CE_0349
CE Bound to Table 349
6 components•UB1-13•Composite
CE_0351
CE Bound to Table 351
6 components•UB1-17•Composite
CE_0358
CE Bound to Table 358
6 components•PRA-2•Composite
CE_0364
CE Bound to Table 364
6 components•NTE-4•Composite
CF
Coded Element With Formatted Values
6 components•Composite
CK
Composite ID With Check Digit
4 components•CDM-11•Composite
CN
Composite ID Number and Name
9 components•NDL•Composite
CNE
Coded With No Exceptions
9 components•Composite
CNS
Composite ID Number and Name Simplified
11 components•Composite
CP
Composite Price
6 components•Used in 14•Composite
CQ
Composite Quantity With Units
2 components•Used in 15•Composite
CSU
Channel Sensitivity/Units
7 components•CD•Composite
CWE
Coded With Exceptions
9 components•Composite
CX
Extended Composite ID With Check Digit
6 components•Used in 33•Composite
DDI
Daily Deductible
3 components•IN2-30•Composite
DIN
Activation Date
2 components•Used in 2•Composite
DLD
Discharge Location
2 components•PV1-37•Composite
DLN
Driver's License Number
3 components•Used in 2•Composite
DLT
Delta Check
4 components•OM2-9•Composite
DR
Date/Time Range
2 components•ARQ-11•Composite
DT
Date
Used in 48•Primitive
DTN
Day Type and Number
2 components•IN3-11•Composite
ED
Encapsulated Data
5 components•Composite
EI
Entity Identifier
4 components•Used in 41•Composite
EIP
Parent Order
2 components•Used in 2•Composite
ELD
Error
4 components•ERR-1•Composite
FC
Financial Class
2 components•Used in 2•Composite
FN
Family + Last Name Prefix
2 components•Used in 4•Composite
FT
Formatted Text Data
Used in 11•Primitive
HD
Hierarchic Designator
3 components•Used in 17•Composite
ID
Coded Value for HL7 Defined Tables
Used in 181•Primitive
IS
Coded Value for User-defined Tables
Used in 163•Primitive
JCC
Job Code/Class
2 components•Used in 4•Composite
LA1
Location With Address Information (variant 1)
9 components•Used in 2•Composite
LA2
Location With Address Information (variant 2)
16 components•Used in 3•Composite
MA
Multiplexed Array
6 components•Composite
MO
Money
2 components•Used in 5•Composite
MOC
Charge To Practise
2 components•OBR-23•Composite
MOP
Money or Percentage
2 components•IN3-5•Composite
MSG
Message Type
3 components•MSH-9•Composite
NA
Numeric Array
4 components•Composite
NDL
Observing Practitioner
11 components•Used in 4•Composite
NM
Numeric
Used in 142•Primitive
NR
Numeric Range
2 components•Used in 4•Composite
OCD
Occurence
2 components•Used in 2•Composite
OSD
Order Sequence
11 components•TQ•Composite
OSP
Occurence Span
3 components•UB2-8•Composite
PCF
Pre-certification Required
3 components•IN3-20•Composite
PI
Person Identifier
3 components•Used in 2•Composite
PIP
Privileges
5 components•PRA-7•Composite
PL
Person Location
9 components•Used in 23•Composite
PLN
Practitioner ID Numbers
4 components•PRA-6•Composite
PN
Person Name
6 components•Composite
PPN
Performing Person Time Stamp
16 components•TXA-22•Composite
PRL
Parent Result Link
3 components•OBR-26•Composite
PT
Processing Type
2 components•MSH-11•Composite
PTA
Policy Type
3 components•IN2-29•Composite
QIP
Query Input Parameter List
2 components•Used in 2•Composite
QSC
Query Selection Criteria
4 components•VTQ-5•Composite
RCD
Row Column Definition
3 components•RDF-2•Composite
RFR
Reference Range
7 components•Used in 2•Composite
RI
Repeat Interval
2 components•Used in 2•Composite
RMC
Room Coverage
3 components•IN2-28•Composite
RP
Reference Pointer
4 components•Composite
SCV
Scheduling Class Value Pair
2 components•Used in 4•Composite
SI
Sequence ID
Used in 28•Primitive
SN
Structured Numeric
4 components•Composite
SPD
Specialty
4 components•PRA-5•Composite
SPS
Specimen Source
7 components•OBR-15•Composite
ST
String Data
Used in 289•Primitive
TM
Time
VH•Primitive
TN
Telephone Number
XTN•Primitive
TQ
Timing Quantity
12 components•Used in 8•Composite
TS
Time Stamp
2 components•Used in 136•Composite
TX
Text Data
Used in 19•Primitive
TX_CHALLENGE
Challenge Information
2 components•OM1-44•Composite
UVC
Value Code and Amount
2 components•Used in 2•Composite
varies
Variable Data Type
Used in 3•Primitive
VH
Visiting Hours
4 components•LDP-10•Composite
VID
Version Identifier
3 components•MSH-12•Composite
VR
Value Qualifier
2 components•QRD-11•Composite
WVI
Channel Identifier
2 components•CD•Composite
WVS
Wavefrom Source
2 components•CD•Composite
XAD
Extended Address
11 components•Used in 25•Composite
XCN
Extended Composite ID Number and Name for Persons
15 components•Used in 57•Composite
XON
Extended Composite Name and Identification Number for Organizations
9 components•Used in 16•Composite
XPN
Extended Person Name
8 components•Used in 25•Composite
XTN
Extended Telecommunication Number
9 components•Used in 38•Composite