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claim external identifier

clm_ext_id
claims
Updated 3/30/2026

Definition

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

Standard Abbreviation

clm_ext_id

Category

claims

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  clm_ext_id as claim_external_identifier
FROM claims;

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