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medication external identifier

med_ext_id
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

med_ext_id

Category

general

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  med_ext_id as medication_external_identifier
FROM claims;

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