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Verified Standard
v1.0.4-LATEST

observation start time

Architectural Definition

The beginning time value for a clinical finding or measurement. Used to track temporal information related to observation start time. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for observation management and reporting.

Schema Preview

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