What is the CPT API?

The CPT API transforms plain-language procedure descriptions into standardized CPT codes. It streamlines coding workflows, reduces manual effort, and ensures accuracy in billing and claims processing.

Use cases

Accurate coding

Turn procedure descriptions into correct CPT codes to ensure compliance and reduce claim rejections.

Faster claims

Speed up approvals with properly coded procedures to cut delays and rework.

Quick new procedure coding

Code new or rare services instantly without manual research.

How to use the API

The CPT API is designed for simplicity — only two steps are required.

Step 1 — Send procedure description

Submit your description to the CPT API endpoint.

Step 2 — Receive ranked CPT codes

Get a ranked list of relevant CPT codes.

For complete specifications and live testing, visit the API reference.

Architecture

Note: k specifies the maximum number of CPT codes to return. For example, if k = 1, the API will return only the top-ranked code.

Requirements

Authentication: The API uses a bearer token for authentication.