| Code | Display | Comments |
| AF | Order/service refill request approval | | Placer Applications.<p>AF is a response to RF where the placer authorizing a refill or quantity of refills. |
| CA | Cancel order/service request | | Placer or Filler Applications.<p>A cancellation is a request by the placer for the filler, or the filler to the placer, not to do a previously ordered service. Confirmation of the cancellation request is provided by the filler or placer, e.g. a message w |
| CH | Child order/service | | Placer or Filler Applications.<p>Used in conjunction with the PA - Parent order control code. Refer to PA order control code for discussion. |
| CN | Combined result | | Filler Applications.<p>The combined result code provides a mechanism to transmit results that are associated with two or more orders. This situation occurs commonly in radiology reports when the radiologist dictates a single report for two or more exams r |
| CP | Cancel process step | | Filler Applications.<p>The control code CP - Cancel process step should be used in the ORC-1 for communication Filler-to-Filler, e.g. LIS-to-Analyzer, to differentiate from code CA (Placer-to-Filler).<p>The Filler should response with an acceptance of th |
| CR | Canceled as requested | | Filler or Placer Applications.<p>A response by the filler or placer application that a request to cancel (CA by the placer application) was performed successfully. |
| DC | Discontinue order/service request | | Placer or Filler Applications.<p>A request by the placer for the filler, or the filler to the placer, to discontinue a previously requested service. The differentiation between discontinue and cancel is that discontinue effects the order/service and all |
| DE | Data errors | | Placer or Filler Applications. |
| DF | Order/service refill request denied | | Placer Applications.<p>In response to a Filler application requesting refill authorization (RF), DF indicates that the placer does not authorize refills for the order. ORC-16 Order Control Code reason may be used to indicate the reason for the request den |
| DR | Discontinued as requested | | Filler or Placer Applications.<p>The filler or placer, in response to a request to discontinue (DC from the placer or filler application), has discontinued the order/service. |
| FU | Order/service refilled, unsolicited | | Filler Applications.<p>FU notifies the placer that the filler issued a refill for the order at the patient's request. |
| HD | Hold order request | | Placer Applications.<p>Typical responses include, but are not limited to, CR - Cancelled as requested, UC - Unable to Cancel. |
| HR | On hold as requested | | Filler Applications. |
| LI | Link order/service to patient care problem or goal | | Placer or Filler Applications.<p>Refer to Chapter 12 Patient Care for complete discussion. |
| MC | Miscellaneous Charge - not associated with an order | | applies to DFT^P03^DFT_P03 and DFT^P11^DFT_P11 |
| NA | Number assigned | | Placer Applications.<p>There are three circumstances that involve requesting an order number (ORC-2-placer order number or ORC-3-filler order number):<p>(1) When the filler application needs to request an ORC-3-filler order number from a centralized appli |
| NW | New order/service | | Placer Applications.<p>See comments for NA - Number Assigned. |
| OC | Order/service canceled | | Filler Applications. |
| OD | Order/service discontinued | | Filler Applications. |
| OE | Order/service released | | Filler Applications. |
| OF | Order/service refilled as requested | | Filler Applications.<p>OF directly responds to the placer system's request for a refill. |
| OH | Order/service held | | Filler Applications. |
| OK | Order/service accepted & OK | | Filler Applications.<p>See comments for NA - Number Assigned. |
| OP | Notification of order for outside dispense | | Placer Applications.<p>These order control codes are used to communicate an order between systems where the order is intended for informational purposes. For example, an order that will be performed by a vendor outside the enterprise of communicating syst |
| OR | Released as requested | | Filler Applications. |
| PA | Parent order/service | | Filler Applications.<p>The parent (PA) and child (CH) order control codes allow the spawning of "child" orders from a "parent" order without changing the parent (original order). One or more ORC segments with an ORC-1-order control value of PA are followe |
| PR | Previous Results with new order/service | | Placer Applications.<p>PR indicates that this ORC is part of an ORU structure containing previous observation, which is embedded in the order.<p>At least two main use cases require that the complete results of the previous observations be transmitted with |
| PY | Notification of replacement order for outside dispense | | Placer Applications.<p>See comments for OP - Notification of order for outside dispense. |
| RE | Observations/Performed Service to follow | | Placer or Filler Applications.<p>The observations-to-follow code is used to transmit patient-specific information with an order. An order detail segment (e.g. OBR) can be followed by one or more observation segments (OBX). Any observation that can be tra |
| RF | Refill order/service request | | Placer or Filler Applications.<p>RF accommodates requests by either the filler or the placer. The filler may be requesting refill authorization from the placer. A placer system may be requesting a refill to be done by the filler system.<p>Typical response |
| RL | Release previous hold | | Placer Applications. |
| RO | Replacement order | | Placer or Filler Applications.<p>A replacement is the substitution of one or more orders for one or more previously ordered services.<p>The replaced orders are treated as though they were canceled. If and when an ordered service can be replaced are local |
| RP | Order/service replace request | | Placer Applications.<p>A replacement is the substitution of one or more orders for one or more previously ordered services. See comment 1 on RO - Replacement Order for further discussion.<p>The order replace request code permits the order filler to replac |
| RQ | Replaced as requested | | Filler Applications.<p>A replacement is the substitution of one or more orders for one or more previously ordered services. See comment 1 on RO - Replacement Order for further discussion.<p>The order replace request code permits the order filler to replac |
| RR | Request received | | Placer or Filler Applications.<p>Left in for backward compatibility. In the current version it is equivalent to an accept acknowledgment. The request-received code indicates that an order message has been received and will be processed later. The order ha |
| RU | Replaced unsolicited | | Filler Applications.<p>A replacement is the substitution of one or more orders for one or more previously ordered services. See comment 1 on RO - Replacement Order for further discussion.<p>The unsolicited replacement code permits the filler application t |
| SC | Status changed | | Placer or Filler Applications. |
| SN | Send order/service number | | Placer Applications.<p>See comments for NA - Number Assigned. |
| SR | Response to send order/service status request | | Filler Applications. |
| SS | Send order/service status request | | Placer Applications. |
| UA | Unable to accept order/service | | Filler Applications.<p>An unable-to-accept code is used when a new order cannot be accepted by the filler. Possible reasons include requesting a prescription for a drug which the patient is allergic to or for an order which requires certain equipment reso |
| UC | Unable to cancel | | Filler or Placer Applications.<p>An unable-to-cancel code is used when the ordered service is at a point that it cannot be canceled by the placer or filler or when local rules prevent cancellation by the filler. The use of this code is dependent on the va |
| UD | Unable to discontinue | | Filler or Placer Applications.<p>An unable-to-discontinue code is used when the ordered service is at a point that it cannot be discontinued by the placer or filler or when local rules prevent discontinuance by the filler. The use of this code is dependen |
| UF | Unable to refill | | Filler Applications.<p>Negative response to RF Refill order/service request, indicating that the receiving application was not able to complete the refill request. |
| UH | Unable to put on hold | | Filler Applications. |
| UM | Unable to replace | | Filler Applications. |
| UN | Unlink order/service from patient care problem or goal | | Placer or Filler Applications.<p>Refer to Chapter 12 Patient Care for complete discussion. |
| UR | Unable to release | | Filler Applications. |
| UX | Unable to change | | Filler Applications. |
| XO | Change order/service request | | Placer Applications. |
| XR | Changed as requested | | Filler Applications. |
| XX | Order/service changed, unsol. | | Filler Applications. |
