mdatool.

Loading usage...

Settings
Verified Standard
v1.0.4-LATEST

loinc master identifier

Architectural Definition

The enterprise master id for a logical observation identifiers names and codes. Used as a unique reference to identify and track the loinc across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for loinc management and reporting.

Schema Preview

application/json
{
  "entity": "loinc-master-identifier",
  "domain": "healthcare",
  "metadata": {
    "displayName": "loinc master identifier",
    "status": "STANDARDIZED",
    "version": "1.0.4",
    "isStandardized": true
  }
}
Standard
ISO-8601
Data Type
String/Obj
Steward
Arch Council
Verified
Feb 2026