# CMS Blue Button 2.0 ExplanationOfBenefit API

**Canonical:** https://apis.io/apis/cms-blue-button/cms-blue-button-explanationofbenefit-api/  
**Provider:** CMS Blue Button 2.0 — https://apis.io/providers/cms-blue-button/  
**Base URL:** https://api.bluebutton.cms.gov/v2/fhir  
**Documentation:** https://bluebutton.cms.gov/api-documentation/calling-the-api/

CMS Blue Button 2.0 ExplanationOfBenefit API is one of 5 APIs that [CMS Blue Button 2.0](https://apis.io/providers/cms-blue-button/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include ExplanationOfBenefit. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Medicare Parts A, B, and D claims as CARIN Blue Button EOB profiles.

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cms-blue-button/refs/heads/main/openapi/cms-blue-button-explanationofbenefit-api-openapi.yml
- **Documentation** — https://bluebutton.cms.gov/api-documentation/
- **APIReference** — https://bluebutton.cms.gov/data/understanding-the-data/
- **Documentation** — https://bluebutton.cms.gov/api-documentation/authorization/

## Other CMS Blue Button 2.0 APIs (4)

- [CMS Blue Button 2.0 Coverage API](https://apis.io/apis/cms-blue-button/cms-blue-button-coverage-api/)
- [CMS Blue Button 2.0 Metadata API](https://apis.io/apis/cms-blue-button/cms-blue-button-metadata-api/)
- [CMS Blue Button 2.0 Patient API](https://apis.io/apis/cms-blue-button/cms-blue-button-patient-api/)
- [CMS Blue Button 2.0 UserInfo API](https://apis.io/apis/cms-blue-button/cms-blue-button-userinfo-api/)

## Tags

ExplanationOfBenefit

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