order system identifier

Architectural Definition

The system-generated unique id for a clinical service request. Used as a unique reference to identify and track the order across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for order management and reporting.

Schema Preview

● application/json

{
  "entity": "order-system-identifier",
  "domain": "healthcare",
  "metadata": {
    "displayName": "order system identifier",
    "status": "STANDARDIZED",
    "version": "1.0.4",
    "isStandardized": true
  }
}

Standard

ISO-8601

Data Type

String/Obj

Steward

Arch Council

Verified

Feb 2026

mdatool.

Architectural Definition

Schema Preview