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ndc start time

ndc_start_tm
general
Updated 3/30/2026

Definition

The beginning time value for a national drug code. Used to track temporal information related to ndc start time. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for ndc management and reporting.

Standard Abbreviation

ndc_start_tm

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  ndc_start_tm VARCHAR(100),  -- ndc start time
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  ndc_start_tm as ndc_start_time
FROM claims;

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