| Code | Display | Definition | status | V2 Concept Comment | V2 Concept Comment As Published | status | V2 Concept Comment | V2 Concept Comment As Published |
| S | Stat | Stat | A, A, active | With highest priority, With highest priority | With highest priority, With highest priority | A, A, active | With highest priority, With highest priority | With highest priority, With highest priority |
| A | ASAP | ASAP | A, A, active | Fill after S orders, Fill after S orders | Fill after S orders, Fill after S orders | A, A, active | Fill after S orders, Fill after S orders | Fill after S orders, Fill after S orders |
| R | Routine | Routine | A, A, active | Default, Default | Default, Default | A, A, active | Default, Default | Default, Default |
| P | Preop | Preop | A, A, active | | | A, A, active | | |
| C | Callback | Callback | A, A, active | | | A, A, active | | |
| T | Timing critical | Timing critical | A, A, active | A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level., A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level. | A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level., A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level. | A, A, active | A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level., A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level. | A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level., A request implying that it is critical to come as close as possible to the requested time, e.g., for a trough anti-microbial level. |
| TS<integer> | Timing critical within <integer> seconds. | Timing critical within <integer> seconds. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> seconds., Timing critical within <integer> seconds. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> seconds., Timing critical within <integer> seconds. |
| TM<integer> | Timing critical within <integer> minutes. | Timing critical within <integer> minutes. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> minutes., Timing critical within <integer> minutes. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> minutes., Timing critical within <integer> minutes. |
| TH<integer> | Timing critical within <integer> hours. | Timing critical within <integer> hours. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> hours., Timing critical within <integer> hours. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> hours., Timing critical within <integer> hours. |
| TD<integer> | Timing critical within <integer> days. | Timing critical within <integer> days. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> days., Timing critical within <integer> days. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> days., Timing critical within <integer> days. |
| TW<integer> | Timing critical within <integer> weeks. | Timing critical within <integer> weeks. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> weeks., Timing critical within <integer> weeks. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> weeks., Timing critical within <integer> weeks. |
| TL<integer> | Timing critical within <integer> months. | Timing critical within <integer> months. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> months., Timing critical within <integer> months. | D, D, deprecated | This is not a real code, but guidelines how to construct the codes., This is not a real code, but guidelines how to construct the codes. | Timing critical within <integer> months., Timing critical within <integer> months. |
| PRN | As needed | As needed | A, A, active | | | A, A, active | | |