coinsurance key

coins_key

general

Updated 3/30/2026

Definition

The lookup reference value for a shared cost percentage. Used in healthcare data management and clinical workflows. 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_key

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  coins_key VARCHAR(50),  -- coinsurance key (max 50 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  coins_key as coinsurance_key
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_key

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  coins_key    VARCHAR(50),  -- coinsurance key (max 50 chars)
  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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