• Include these codes as defined in http://terminology.hl7.org/CodeSystem/v2-0906 version 2.1.0

  Code	Display	Definition
  A	ASAP - As soon as possible, next highest priority after stat	ASAP - As soon as possible, next highest priority after stat
  CR	Callback results - filler should contact the placer as soon as results are available, even for preliminary results	Callback results - filler should contact the placer as soon as results are available, even for preliminary results
  CS	Callback for scheduling - Filler should contact the placer (or target) to schedule the service.	Callback for scheduling - Filler should contact the placer (or target) to schedule the service.
  CSP	Callback placer for scheduling - filler should contact the placer to schedule the service	Callback placer for scheduling - filler should contact the placer to schedule the service
  CSR	Contact recipient for scheduling - Filler should contact the service recipient (target) to schedule the service	Contact recipient for scheduling - Filler should contact the service recipient (target) to schedule the service
  EL	Elective - Beneficial to the patient but not essential for survival.	Elective - Beneficial to the patient but not essential for survival.
  EM	Emergency - An unforeseen combination of circumstances or the resulting state that calls for immediate action	Emergency - An unforeseen combination of circumstances or the resulting state that calls for immediate action
  P	Preop - Used to indicate that a service is to be performed prior to a scheduled surgery. When ordering a service and using the pre-op priority, a check is done to see the amount of time that must be allowed for performance of the service. When the order	Preop – Used to indicate that a service is to be performed prior to a scheduled surgery. When ordering a service and using the pre-op priority, a check is done to see the amount of time that must be allowed for performance of the service. When the order is placed, a message can be generated indicating the time needed for the service so that it is not ordered in conflict with a scheduled operation.
  PRN	As needed - An "as needed" order should be accompanied by a description of what constitutes a need. This description is represented by an observation service predicate as a precondition.	As needed - An "as needed" order should be accompanied by a description of what constitutes a need. This description is represented by an observation service predicate as a precondition.
  R	Routine - Routine service, do at usual work hours	Routine - Routine service, do at usual work hours
  RR	Rush reporting - A report should be prepared and sent as quickly as possible	Rush reporting - A report should be prepared and sent as quickly as possible
  S	Stat - With highest priority (e.g. emergency).	Stat - With highest priority (e.g. emergency).
  T	Timing critical - It is critical to come as close as possible to the requested time (e.g. for a through antimicrobial level).	Timing critical - It is critical to come as close as possible to the requested time (e.g. for a through antimicrobial level).
  UD	Use as directed - Drug is to be used as directed by the prescriber.	Use as directed - Drug is to be used as directed by the prescriber.
  UR	Urgent - Calls for prompt action	Urgent - Calls for prompt action

This value set expansion contains 15 concepts.