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substitution npi number

sub_npi
provider
Updated 3/30/2026

Definition

The national provider identifier for a alternative medication. Used as a unique reference to identify and track the substitution across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for substitution management and reporting.

Standard Abbreviation

sub_npi

Category

provider

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  sub_npi VARCHAR(100),  -- substitution npi number
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  sub_npi as substitution_npi_number
FROM claims;

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