Frequently Asked Questions
About NPI Lookup
What is an NPI number?
An NPI (National Provider Identifier) is a unique 10-digit number assigned to healthcare providers by CMS for identification in standard healthcare transactions.
Who needs an NPI?
All healthcare providers, organizations, and suppliers who conduct electronic transactions covered by HIPAA must have an NPI.
How often is the NPI database updated?
The NPPES database is updated daily with new registrations and changes to existing records.
Is NPI information public?
Yes, NPI registry information is public data provided by CMS.