prescription group number

rx_grp_nbr

pharmacy

Updated 3/30/2026

Definition

The insurance group identifier for a medication order. Used as a unique reference to identify and track the prescription across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for prescription management and reporting.

Standard Abbreviation

rx_grp_nbr

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  rx_grp_nbr INTEGER,  -- prescription group number (count/integer value)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  rx_grp_nbr as prescription_group_number
FROM claims;

Common uses in healthcare data

PBM claims adjudication and drug utilization review
Controlled substance monitoring and DEA compliance
Pharmacy data warehouse and ETL pipeline design
Prior authorization and step therapy workflows
Medicare Part D reporting and CMS submissions

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
rx_grp_nbr

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  rx_grp_nbr   INTEGER,  -- prescription group 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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