The CMS Blue Button 2.0 API enables beneficiaries to connect their Medicare claims data to the applications, services, and research programs they trust.
Blue Button - Wikipedia
Blog
Blue Button 2.0 - Patient Access APIs
CMS Blue Button 2.0
Health Plans - Onyx
Role in Blue Button 2.0 - Onyx
Blue Button 2.0 STU3 (v1) API Docs
Frequently Asked Questions
PPT - CARIN Blue Button Framework and Common Payer Consumer Data