TIBCO Foresight® HIPAA Validator® Desktop Standards and Guidelines Reference
Manual
43 | Appendix A: HL7 Standards
Character
X12 Meaning
HL7 Meaning
M
Mandatory
Required
O
Optional
Optional
C
Conditional
Conditional
X
(none)
Not Used
B
(none)
Backward Compatibility
W
(none)
Withdrawn
Sub-Composites
Composites in HL7 transactions may contain sub-composites.