Healthdirect National Health Services Directory vs NPPES NPI Registry

Healthdirect National Health Services Directory (NHSD) provides nationally consistent information about health and related services to help consumers make appropriate choices. It makes 150,000 services accessible and is searched more than 2.2 million times each month across platforms. Listings can include location, contact details, hours, appointment availability, delivery mode, practitioner information, referrals, accessibility, payment options and secure messaging details. Healthdirect offers integrations through FHIR APIs, an embeddable widget and the Provider Appointments API. The responsive widget lets people search for services and can be placed on a webpage or in a mobile app using a code snippet. The appointments API supports real-time availability and online bookings through booking-provider integrations. Directory data aligns with the FHIR Australian Provider Directory Standard and uses SNOMED CT-AU terminology. Integration partner access is listed at free. Services maintain their own listings and are advised to review them at least every 12 months. New service types must meet eligibility criteria, including support by SNOMED CT-AU, community relevance and a trusted aggregate data source.

The NPPES NPI Registry is a free public directory of active National Provider Identifier records. NPPES assigns unique NPIs to health care providers and health plans, and the registry supports lookups by NPI number or type, taxonomy, provider or organization name, authorized official, location, postal code, and address type. CMS provides access through web search, an API, and downloadable files. The search page limits results to the first 2100 records, and hourly query limits apply; bulk queries must use the DDS file. CMS recommends Version 2 downloads because Version 1 monthly and weekly files are no longer supported. The listed September 14, 2026 monthly Version 2 ZIP is 1,105.79 MB, and each zipped download includes reference files for other names, practice locations, and endpoints. Registry records and downloads are subject to FOIA disclosure, and active records cannot be suppressed or opted out. CMS says it provides no help desk or technical support for downloading, manipulating, or using dissemination files. The system also supports provider endpoints such as Direct addresses and FHIR server URLs for electronic health information exchange.