HL7 MDM^T01 (Original Document Notification)
MDM^T01 is the HL7v2 original document notification message, defined in HL7v2 from v2.3 through v2.8.2. Its v2.8.2 structure carries 15 segments and groups, 8 of them required.
Full message structure (v2.8.2)
Every segment and group the standard defines for MDM^T01, in order, straight from the machine-readable specification. Indented rows sit inside the repeating group above them. R is required, O optional, C conditional; ∞ means the group or segment may repeat without a defined limit.
| Segment / group | Usage | Repeats |
|---|---|---|
| MSH | R | 1 |
| SFT | O | ∞ |
| UAC | O | 1 |
| EVN | R | 1 |
| PID | R | 1 |
| PV1 | R | 1 |
| COMMON_ORDER (group) | O | ∞ |
| ORC | R | 1 |
| TIMING (group) | O | ∞ |
| TQ1 | R | 1 |
| TQ2 | O | ∞ |
| OBR | R | 1 |
| NTE | O | ∞ |
| TXA | R | 1 |
| CON | O | ∞ |
Which HL7v2 versions changed MDM^T01?
MDM^T01 has been defined since v2.3. Consecutive versions sharing an identical structure are grouped, so a single row spanning several versions means nothing changed across them.
| Versions | What changed |
|---|---|
| v2.3 - v2.4 | First defined, with 5 segments and groups. |
| v2.5 - v2.5.1 | Added NTE, OBR, ORC, SFT, TQ1, TQ2. |
| v2.6 | Added UAC. |
| v2.7 - v2.8.2 | Added CON. |