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drug external identifier

drg_ext_id
pharmacy
Updated 3/30/2026

Definition

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

Standard Abbreviation

drg_ext_id

Category

pharmacy

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  drg_ext_id as drug_external_identifier
FROM claims;

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