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write off external identifier

wo_ext_id
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

wo_ext_id

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  wo_ext_id VARCHAR(100),  -- write off external identifier
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  wo_ext_id as write_off_external_identifier
FROM claims;

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