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prescription birth date
rx_birth_dtpharmacy
Updated 5/16/2026
Definition
Date of birth field associated with the patient on a medication order, stored in pharmacy management and PBM systems for identity verification, age-based drug utilization edits, and pediatric dosing validation. Data engineers use this field for member matching, duplicate detection, and HIPAA-compliant prescription record linkage across data sources.
Standard Abbreviation
rx_birth_dt
Category
pharmacy
Database Usage
-- Example column naming
CREATE TABLE claims (
clm_id VARCHAR(50),
rx_birth_dt DATE, -- prescription birth date (date only, no time)
...
);
-- Example in SELECT
SELECT
clm_id,
rx_birth_dt as prescription_birth_date
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_birth_dt
-- Example DDL
CREATE TABLE healthcare_data (
record_id VARCHAR(50) NOT NULL,
rx_birth_dt DATE, -- prescription birth date (date only, no time)
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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