# Oracle Health Millennium Bulk FHIR API

**Canonical:** https://apis.io/apis/cerner/oracle-health-bulk-fhir-api/  
**Provider:** Oracle Health (Cerner) — https://apis.io/providers/cerner/  
**Base URL:** https://fhir-ehr.cerner.com/r4/{tenant}  
**Documentation:** https://fhir.cerner.com/millennium/r4/

Oracle Health Millennium Bulk FHIR API is one of 13 APIs that [Oracle Health (Cerner)](https://apis.io/providers/cerner/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Bulk Data, FHIR, Flat FHIR, and Population Health. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Oracle Health Millennium supports the HL7 Bulk Data Access (Flat FHIR) specification for exporting group-level patient data in NDJSON format for population health, research, and payer-provider data exchange scenarios.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cerner/refs/heads/main/openapi/cerner-millennium-bulk-data-openapi.yml
- **Documentation** — https://fhir.cerner.com/millennium/r4/
- **Reference** — https://docs.oracle.com/en/industries/health/millennium-platform-apis/mfrap/r4_overview.html

## Other Oracle Health (Cerner) APIs (12)

- [Oracle Health Millennium Platform FHIR R4 API](https://apis.io/apis/cerner/oracle-health-millennium-fhir-r4-api/)
- [Oracle Health Millennium FHIR DSTU2 API](https://apis.io/apis/cerner/oracle-health-fhir-dstu2-api/)
- [Oracle Health Code Console (Developer Portal)](https://apis.io/apis/cerner/oracle-health-code-console/)
- [Cerner CareAware Integration APIs](https://apis.io/apis/cerner/cerner-careaware/)
- [Oracle Health SMART on FHIR App Launch](https://apis.io/apis/cerner/oracle-health-smart-on-fhir/)
- [Cerner (Oracle Health) Capability API](https://apis.io/apis/cerner/cerner-capability-api/)
- [Cerner (Oracle Health) Condition API](https://apis.io/apis/cerner/cerner-condition-api/)
- [Cerner (Oracle Health) Definitions API](https://apis.io/apis/cerner/cerner-definitions-api/)
- [Cerner (Oracle Health) Encounter API](https://apis.io/apis/cerner/cerner-encounter-api/)
- [Cerner (Oracle Health) Generic API](https://apis.io/apis/cerner/cerner-generic-api/)
- [Cerner (Oracle Health) Patient API](https://apis.io/apis/cerner/cerner-patient-api/)
- [Cerner (Oracle Health) Procedure API](https://apis.io/apis/cerner/cerner-procedure-api/)

## Tags

Bulk Data, FHIR, Flat FHIR, Population Health

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/cerner/oracle-health-bulk-fhir-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/cerner/.