coinsurance medical record number

coins_mrn

general

Updated 3/30/2026

Definition

The patient medical record number for a shared cost percentage. Used as a unique reference to identify and track the coinsurance across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for coinsurance management and reporting.

Standard Abbreviation

coins_mrn

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  coins_mrn INTEGER,  -- coinsurance medical record number (count/integer value)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  coins_mrn as coinsurance_medical_record_number
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
coins_mrn

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  coins_mrn    INTEGER,  -- coinsurance medical record number (count/integer value)
  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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