generated: '2026-07-20' method: searched source: https://docs.nexhealth.com/docs/getting-started description: NexHealth test/sandbox environment. New developers self-serve a test API key and get a pre-provisioned demo institution and location. environment: test_base_url: https://nexhealth.info production_base_url: https://nexhealth.info note: The same host serves both environments; access is determined by whether your API key is a test (sandbox) key or a production key. credentials: test_api_key: https://developers.nexhealth.com/test/api-key signup: https://developers.nexhealth.com/signup production_access: https://www.nexhealth.com/api-request/request-access token: bearer_lifetime_sandbox: 24 hours bearer_lifetime_production: 1 hour exchange: POST /authenticates demo_data: description: Developer Portal accounts come with a demo institution and location already set up. institutions: https://developers.nexhealth.com/test/institutions open_dental_sandbox: description: A guide to stand up an Open Dental sandbox sync for realistic read/write testing. docs: https://docs.nexhealth.com/docs/setting-up-an-open-dental-sandbox-sync notes: - No published magic test values (card numbers, etc.); test data comes from the provisioned demo sync. - Requests are made against subdomain + location_id scoped to your sandbox account.