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referral taxonomy code

ref_tax_cd
general
Updated 3/30/2026

Definition

The provider specialty classification for a provider-to-provider patient direction. Used as a unique reference to identify and track the referral across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for referral management and reporting.

Standard Abbreviation

ref_tax_cd

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  ref_tax_cd VARCHAR(100),  -- referral taxonomy code
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  ref_tax_cd as referral_taxonomy_code
FROM claims;

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