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chemistry start date

chem_start_dt
general
Updated 3/30/2026

Definition

The beginning date value for a chemical analysis. Used to track temporal information related to chemistry start 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_start_dt

Category

general

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  chem_start_dt as chemistry_start_date
FROM claims;

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