primaryTaxonomyCode
Optional
Primary taxonomy code
NPI Registry Lookup - Bulk NPI Search & Healthcare Providers
Pricing
from $0.64 / 1,000 provider records
Bulk NPI lookup and US healthcare provider search from the official CMS NPPES NPI Registry API: NPI numbers or specialty + city/state/ZIP to name, taxonomy, license, practice address and phone. $0.80 per 1,000 records; invalid and not-found NPIs free.
query
Optional
Your NPI or the search that found this provider
queryType
Optional
npi or search
found
Optional
False for invalid/unknown inputs and empty searches (free rows)
npi
Optional
10-digit National Provider Identifier
entityType
Optional
individual (NPI-1) or organization (NPI-2)
name
Optional
Provider or organization name
organizationName
Optional
Organization legal name
firstName
Optional
Individual first name
middleName
Optional
Individual middle name
lastName
Optional
Individual last name
credential
Optional
Credential, e.g. MD, DDS, NP
gender
Optional
male / female as reported to NPPES
soleProprietor
Optional
Individual is a sole proprietor
organizationalSubpart
Optional
Organization is a subpart
status
Optional
active
primaryTaxonomyCode
Optional
Primary taxonomy code
primaryTaxonomy
Optional
Primary specialty
primaryLicense
Optional
License number for the primary taxonomy
primaryLicenseState
Optional
License state
taxonomies
Optional
All taxonomies with code, description, primary, state, license
[]practiceAddress
Optional
Primary practice location
practicePhone
Optional
Practice phone
practiceCity
Optional
Practice city
practiceState
Optional
Practice state
practicePostalCode
Optional
Practice ZIP
mailingAddress
Optional
Mailing address
otherPracticeLocations
Optional
Secondary practice locations
[]otherNames
Optional
DBA / former names
[]otherIdentifiers
Optional
Other provider identifiers (e.g. Medicaid)
[]endpoints
Optional
Health information exchange endpoints (e.g. Direct addresses)
[]enumerationDate
Optional
Date the NPI was issued
lastUpdated
Optional
Last NPPES update
certificationDate
Optional
Last certification date
npiRegistryUrl
Optional
Official NPI Registry page
error
Optional
Why a row was not found (free rows)