NPPES stands for National Plan and Provider Enumeration System, and is the database used by NPI number holders and the Centers for Medicare and Medicaid Services.

An NPI number is the unique identification code used by medical practitioners and replaced previous identification codes, such as the UPIN. It must be included in all financial transaction forms for providers working under the Medicare and Medicaid schemes.

medicaid NPPES number lookup, Mar 31 2023 on known.bradkozlek.com