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note onset date

nt_onset_dt
general
Updated 3/30/2026

Definition

The symptom start date for a clinical documentation entry. Used to track temporal information related to note onset date. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for note management and reporting.

Standard Abbreviation

nt_onset_dt

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  nt_onset_dt VARCHAR(100),  -- note onset date
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  nt_onset_dt as note_onset_date
FROM claims;

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