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Abbreviation
Healthcare

patient external identifier

pt_ext_id

Usage Notes

Individual receiving medical care - External system reference ID

Global Definition

The external system reference id for a individual receiving medical care. Used as a unique reference to identify and track the patient across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for patient management and reporting.

Sources

Healthcare Data Standards & Best Practices

View Full Definition

Schema Preview

● application/json
{
  "abbreviation": "pt_ext_id",
  "fullTerm": "patient external identifier",
  "domain": "healthcare",
  "metadata": {
    "hasDefinition": true,
    "type": "acronym"
  }
}