primaryTaxonomyCode
Optional
Primary specialty taxonomy code.
NPI Registry Lookup: US Healthcare Provider Data (NPPES)
Pricing
from $0.20 / 1,000 npi provider records
Search the CMS NPPES NPI Registry by NPI number, name, organization, specialty, city, state or ZIP: NPI, provider type, specialty and license, practice address and phone. Unofficial. Confirm at npiregistry.cms.hhs.gov.
type
Optional
provider = paid. Free rows: invalid-input, no-results, api-error, free-plan-limit, charge-limit-reached.
npi
Optional
10-digit NPI.
enumerationType
Optional
individual (NPI-1) or organization (NPI-2).
organizationName
Optional
Organization: name.
firstName
Optional
Individual: first name.
middleName
Optional
Individual: middle name.
lastName
Optional
Individual: last name.
namePrefix
Optional
Individual: prefix.
nameSuffix
Optional
Individual: suffix.
credential
Optional
Individual: credential, e.g. MD.
status
Optional
NPI status (active).
enumerationDate
Optional
NPI assigned (YYYY-MM-DD).
lastUpdated
Optional
Record last updated (YYYY-MM-DD).
primaryTaxonomyCode
Optional
Primary specialty taxonomy code.
primaryTaxonomy
Optional
Primary specialty.
primaryTaxonomyState
Optional
Primary license state.
primaryTaxonomyLicense
Optional
Primary license number.
taxonomies
Optional
All specialties: code, description, state, license, primary.
practiceAddress
Optional
Primary practice location address.
practicePhone
Optional
Practice location phone.
practiceFax
Optional
Practice location fax.
otherPracticeLocations
Optional
Secondary practice locations (address, phone), up to 50.
registryUrl
Optional
Provider page on npiregistry.cms.hhs.gov.
confirmAt
Optional
Reminder to confirm at npiregistry.cms.hhs.gov.
error
Optional
Free rows: plain-language error or reason.
errorCode
Optional
Error code on free rows.
message
Optional
Free status rows: what happened and what to change.
resultsDelivered
Optional
Free status rows: paid results returned before the run stopped.