Apps registered with athenahealth are provisioned OAuth 2.0 client credentials for a specific environment, where those credentials may only be used in that environment. The below URLs form the base path for OAuth endpoints and are used for all access to OAuth endpoints and API resources:
| athenaOne Environment | Base URL |
|---|---|
| Preview | https://api.preview.platform.athenahealth.com |
| Production | https://api.platform.athenahealth.com |