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comorbidity external identifier

comor_ext_id
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

comor_ext_id

Category

general

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  comor_ext_id as comorbidity_external_identifier
FROM claims;

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