Electronic Health Record

EHR

operations

Updated 5/16/2026

Definition

Longitudinal digital record of a patient's clinical history across multiple providers and care settings, including diagnoses, medications, lab results, and encounter notes. EHR systems like Epic, Cerner, and Meditech support interoperability via HL7 FHIR and CCD standards for authorized data sharing.

Standard Abbreviation

EHR

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  ehr VARCHAR(100),  -- Electronic Health Record (max 100 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  ehr as electronic_health_record
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
ehr

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  ehr          VARCHAR(100),  -- Electronic Health Record (max 100 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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