effective npi number

eff_npi

provider

Updated 3/30/2026

Definition

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

Standard Abbreviation

eff_npi

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  eff_npi VARCHAR(10),  -- effective npi number (max 10 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  eff_npi as effective_npi_number
FROM claims;

Common uses in healthcare data

Provider data management and credentialing workflows
Network adequacy analysis and directory accuracy
NPI validation and NPPES registry reconciliation
Provider master data management (MDM)
Payer-provider contract and fee schedule management

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
eff_npi

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  eff_npi      VARCHAR(10),  -- effective npi number (max 10 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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