Change Healthcare
Overview
Change Healthcare is the largest US healthcare clearinghouse, processing over 15 billion transactions annually (roughly 40% of all US medical claims) across eligibility, claims, remittance, and prior authorization. It has operated as part of Optum (UnitedHealth Group) since 2022.
Notable
2024 ransomware attack disrupted claims flow across the US health system; Optum APIs now support real-time eligibility, claims, attachments, and prior authorization transactions.
Key services
- EDI clearinghouse
- claims and remittance management
- prior authorization transactions
- eligibility APIs
- payment accuracy
Subcategories
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Share your experienceSources
- https://intuitionlabs.ai/software/medical-billing-claims-management/prior-authorization-management/change-healthcare
- https://business.optum.com/en/operations-technology/network-connectivity/medical.html
- https://www.the-rheumatologist.org/article/change-healthcare-optum-cyberattack-key-updates-on-claims-disruptions-emergency-funding/