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readmission key

readm_key
general
Updated 3/30/2026

Definition

The lookup reference value for a hospital return occurrence. Used in healthcare data management and clinical workflows. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for readmission management and reporting.

Standard Abbreviation

readm_key

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  readm_key VARCHAR(100),  -- readmission key
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  readm_key as readmission_key
FROM claims;

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