# Optum Real (Medical) API

**Canonical:** https://apis.io/apis/optum/optum-real-medical-api/  
**Provider:** Optum — https://apis.io/providers/optum/  
**Base URL:** https://apigw.optum.com/oihub/  
**Documentation:** https://developer.optum.com/optumreal-medical

Optum Real (Medical) API is one of 166 APIs that [Optum](https://apis.io/providers/optum/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include FHIR, Da Vinci, Prior Authorization, CDS Hooks, and Provider Access. The published artifact set on APIs.io includes an API reference, a changelog, and an OpenAPI specification.

Optum Real point-of-care APIs on the oihub gateway: pre-service eligibility, claim pre-check, claim actions, claim inquiry, patient benefit check, document search, auth referral submission, plus HL7 FHIR R4 Da Vinci implementations — Prior Authorization Support (PAS $submit/$inquire/$submit-attachment), Documentation Templates and Rules (DTR questionnaire package and adaptive $next-question), Coverage Requirements Discovery over CDS Hooks, and Provider Access with $bulk-member-match and $davinci-data-export.

## Machine-readable artifacts (8)

- **APIReference** — https://developer.optum.com/optumreal-medical/reference/overview-optum-real-api
- **ChangeLog** — https://developer.optum.com/optumreal-medical/reference/real-api-release-notes
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/openapi/optum-auth-referral-submission-api-openapi.yml
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/openapi/optum-benefit-check-api-openapi.yml
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/openapi/optum-claim-actions-api-openapi.yml
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/openapi/optum-claim-inquiry-api-openapi.yml
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/openapi/optum-document-search-api-openapi.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/optum/refs/heads/main/apis.yml

## Other Optum APIs (12)

- [Optum Interoperability APIs (CMS Patient Access)](https://apis.io/apis/optum/optum-interoperability-apis-cms-patient-access/)
- [Optum Ambulance Fee Schedule APIs API](https://apis.io/apis/optum/optum-ambulance-fee-schedule-apis-api/)
- [Optum Anesthesia Fee APIs API](https://apis.io/apis/optum/optum-anesthesia-fee-apis-api/)
- [Optum APC Calculator APIs API](https://apis.io/apis/optum/optum-apc-calculator-apis-api/)
- [Optum APC Cross Codes APIs API](https://apis.io/apis/optum/optum-apc-cross-codes-apis-api/)
- [Optum Apip API](https://apis.io/apis/optum/optum-apip-api/)
- [Optum Application.wadl API](https://apis.io/apis/optum/optum-application-wadl-api/)
- [Optum Attachment API](https://apis.io/apis/optum/optum-attachment-api/)
- [Optum Attachment Document API](https://apis.io/apis/optum/optum-attachment-document-api/)
- [Optum Attachment Status API](https://apis.io/apis/optum/optum-attachment-status-api/)
- [Optum Attachment Submission API](https://apis.io/apis/optum/optum-attachment-submission-api/)
- [Optum Authentication API](https://apis.io/apis/optum/optum-authentication-api/)

## Tags

FHIR, Da Vinci, Prior Authorization, CDS Hooks, Provider Access, Eligibility, Claims, Benefit Check

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