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member master identifier

mbr_mstr_id
member
Updated 3/30/2026

Definition

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

Standard Abbreviation

mbr_mstr_id

Category

member

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  mbr_mstr_id as member_master_identifier
FROM claims;

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