bill external identifier

bill_ext_id

general

Updated 3/30/2026

Definition

The external system reference id for a service charge statement. Used as a unique reference to identify and track the bill across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for bill management and reporting.

Standard Abbreviation

bill_ext_id

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  bill_ext_id VARCHAR(100),  -- bill external identifier
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  bill_ext_id as bill_external_identifier
FROM claims;

Common uses in healthcare data

Healthcare data warehouse schema design and modeling
Interoperability and cross-system data exchange
ETL pipeline development and orchestration
Master data management (MDM) programs
Analytics and business intelligence reporting

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
bill_ext_id

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  bill_ext_id  VARCHAR(255),  -- bill external identifier
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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