Now in Beta

Prior Authorization Intelligence
for Developers

Payer rules, denial predictions, and appeal intelligence delivered via simple REST API. Built for EHR vendors, billing platforms, and healthcare developers.

Read the DocsGet API Key

Payer Rules API

Know exactly what every payer requires before you submit. Documentation requirements, blocking rules, approval rates, and denial patterns in one call.

$0.02 / call

Appeal Letter API

COMING SOON

Generate winning appeals from denial patterns. AI-powered letters with success probability based on real outcomes data.

$2.00 – $5.00 / call

Denial Prediction API

COMING SOON

Predict approval probability before submission. Identify missing documentation and get actionable recommendations.

$0.10 – $0.50 / call

Get Started

Try the health endpoint — no API key required.

GET/api/v1/health
$ curl https://talonapi.dev/api/v1/health

{
  "status": "ok",
  "version": "1.0.0",
  "timestamp": "2026-02-28T12:00:00.000Z"
}
GET/api/v1/rules
$ curl -H "X-API-Key: tln_test_abc123..." \
    "https://talonapi.dev/api/v1/rules?payer=aetna&cpt=27447"

{
  "payer": "Aetna",
  "cpt_code": "27447",
  "description": "Total Knee Replacement",
  "approval_rate": 0.84,
  "required_docs": ["Clinical notes", "Conservative treatment history", ...],
  "blocking_requirements": ["6+ weeks documented conservative treatment", ...],
  ...
}