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chemistry effective date

chem_eff_dt
general
Updated 3/30/2026

Definition

The active beginning date for a chemical analysis. Used to track temporal information related to chemistry effective date. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for chemistry management and reporting.

Standard Abbreviation

chem_eff_dt

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  chem_eff_dt VARCHAR(100),  -- chemistry effective date
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  chem_eff_dt as chemistry_effective_date
FROM claims;

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