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Master Patient Index

MPI
member
Updated 3/30/2026

Definition

MPI - enterprise-wide index linking patient identifiers across systems. Ensures single patient view despite multiple IDs.

Standard Abbreviation

MPI

Category

member

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  mpi VARCHAR(100),  -- Master Patient Index
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  mpi as master_patient_index
FROM claims;

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