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lab external identifier

lab_ext_id
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

lab_ext_id

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  lab_ext_id VARCHAR(100),  -- lab external identifier
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  lab_ext_id as lab_external_identifier
FROM claims;

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