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Foundations

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Standards

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Flagship messages

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Tools

ORC

On this page

HL7 v2 Common Order segment, clinical orders and results domain.

Definition

ORC factors out the generic information of an order. Key fields: ORC-1 Order Control (NW = new, CA = cancel, OK), ORC-2 Placer Order Number, ORC-3 Filler Order Number, ORC-5 Order Status, ORC-12 Ordering Provider. It typically precedes an OBR in order messages.

Origin

Defined in Chapter 4 (Order Entry) of the HL7 Version 2.x Messaging Standard, published by HL7 International.

Example in context

ORC|NW|845439^OE|1045813^LAB|||||202606200755|||1234^SMITH^JOHN

  • OBR — request segment that follows the ORC.
  • ORU^R01 — result message where ORC may appear.