Free tier available — 100 calls/day

Healthcare provider
verification API

NPI lookup, state license status, OIG exclusion checks — all in one clean JSON response. Built on CMS NPPES data, updated weekly, priced for developers.

8.4M

Active providers

$0

Data cost (CMS public)

42ms

Avg response time

One request, everything you need

NPI data, taxonomy codes, state licenses, and OIG exclusion status — normalized and returned in a single call. No joining multiple public sources yourself.

curl https://api.clearnpi.io/v1/provider/1234567890 \
  -H "X-API-Key: pv_your_key"

{
  "npi": "1234567890",
  "entity_type": "individual",
  "name": { "first": "Sarah", "last": "Johnson" },
  "specialty": { 
    "taxonomy_code": "207Q00000X",
    "display": "Family Medicine"
  },
  "status": "active",
  "oig_excluded": false,
  "address": { "city": "Los Angeles", "state": "CA" },
  "licenses": [
    { "state": "CA", "status": "active", "exp": "2026-06-30" }
  ]
}

Live API demo

Running on mock data — add your API key to query live NPPES

Total providers

8.4M

Active in NPPES

Avg response

42ms

p95 < 120ms

Data freshness

Weekly

NPPES sync

States covered

50

License enrichment

Demo mode — using mock data. Add your API key above to query live NPPES data.

Enter a name, specialty, or state and click Search

What you get out of the box

NPI lookup

8M+ provider records from CMS NPPES, updated weekly. Individual and organization providers.

State licenses

License status and expiration dates from all 50 state medical boards, scraped weekly.

OIG exclusions

Cross-reference against the OIG List of Excluded Individuals — updated monthly from HHS.

Geo-radius search

Find providers within N miles of a ZIP code. Powered by PostGIS — no external mapping API needed.

Batch verify

Verify up to 100 NPIs in one POST. Designed for credentialing and roster workflows.

Webhooks

Get notified before a provider's license expires. Set your alert window — 30, 60, or 90 days.

Pricing

Free

$0

100/day

  • NPI lookup
  • Search
  • Taxonomy
Get free key

Basic

$19/mo

10K/month

  • Everything in Free
  • License enrichment
  • Batch verify (up to 20)
Start Basic
Most popular

Pro

$79/mo

100K/month

  • Everything in Basic
  • Batch verify (up to 100)
  • License expiry webhooks
  • Geo-radius search
Start Pro

Enterprise

Custom

Unlimited

  • Everything in Pro
  • SLA + uptime guarantee
  • Dedicated support
  • Custom data enrichment
Contact us

Get your free API key

100 calls/day, no credit card required.