denial medical record number

den_mrn

claims

Updated 5/15/2026

Definition

The patient medical record number for a coverage rejection. Used as a unique reference to identify and track the denial across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for denial management and reporting.

Standard Abbreviation

den_mrn

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  den_mrn INTEGER,  -- denial medical record number (count/integer value)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  den_mrn as denial_medical_record_number
FROM claims;

Common uses in healthcare data

Claims adjudication and remittance processing
837P/837I/837D claim file parsing and validation
Revenue cycle management and denial analytics
CMS cost report and Medicare cost reporting
Payer contract performance and underpayment analysis

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
den_mrn

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  den_mrn      INTEGER,  -- denial medical record 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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