Back to search

acuity medical record number

acu_mrn
operations·Updated Jun 23, 2026

Definition

ISO-11179 Definition

The unique patient medical record number linked to an acuity classification entry, enabling the severity assessment to be attributed to a specific individual's longitudinal health record. Used to join acuity data with clinical encounters, diagnoses, and care plans in hospital data systems.

Standard Abbreviation

acu_mrn

Category

operations

Production DDL — FACT_OPERATIONAL_EVENT

FACT_OPERATIONAL_EVENT.sql
CREATE OR REPLACE TABLE FACT_OPERATIONAL_EVENT (
    oprtnl_evnt_key  INTEGER       NOT NULL  -- surrogate key,
    evnt_id          VARCHAR(50)   NOT NULL  -- source event identifier,
    evnt_type_cd     VARCHAR(50)   NOT NULL  -- event type code,
    evnt_dt          DATE          NOT NULL  -- event date,
    evnt_ts          TIMESTAMP               -- event timestamp,
    fac_id           VARCHAR(20)             -- facility identifier,
    dept_cd          VARCHAR(20)             -- department code,
    unit_cd          VARCHAR(20)             -- unit code,
    mbr_id           VARCHAR(20)             -- member identifier,
    prvdr_npi        VARCHAR(10)             -- provider NPI,
    evnt_sts_cd      VARCHAR(20)             -- event status code,
    evnt_sts_dt      DATE                    -- status date,
    capacity_cnt     INTEGER                 -- capacity count,
    utilztn_pct      DECIMAL(5,2)            -- utilization percentage,
    rec_creat_dt     TIMESTAMP     NOT NULL  -- record created date,
    rec_updt_dt      TIMESTAMP     NOT NULL  -- record updated date
);

Standard Snowflake DDL for the canonical operations table. Convert to BigQuery or Databricks →

Why This Term Matters

Healthcare data terminology is foundational for any data engineer working in this industry. Precise understanding of standard terms enables accurate schema design, reduces downstream data quality issues, and ensures pipelines meet the regulatory and interoperability requirements imposed by HIPAA, HL7 FHIR, and CMS reporting frameworks. Without this foundation, even technically well-built pipelines produce data that fails validation when it reaches payers or regulators.

Looking for more healthcare terms?

Browse our complete library of 100,000+ standardized healthcare data terms

Browse All Terms