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visit master identifier

vst_mstr_id
general
Updated 3/30/2026

Definition

The enterprise master id for a patient care appointment. Used as a unique reference to identify and track the visit across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for visit management and reporting.

Standard Abbreviation

vst_mstr_id

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  vst_mstr_id VARCHAR(100),  -- visit master identifier
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  vst_mstr_id as visit_master_identifier
FROM claims;

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