CMS Saves $3.5M Annually by Modernizing Open Payments System on AWS
Public Sector Blog
This article details how CMS modernized its Open Payments System on AWS, achieving significant cost savings and performance improvements.
- Annual infrastructure costs reduced by 85%, from $4.1M to $600K
- Replaced monolithic on-premises system with cloud-native microservices architecture
- Eliminated expensive COTS licenses by adopting AWS managed services
- Implemented Amazon EKS, EMR, MSK, and Aurora for containerization and data processing
- Publication file processing time decreased from 5 days to 46 hours
- Final submission processing for 100K records dropped from 10 minutes to under 10 seconds
- Adopted Infrastructure as Code, CI/CD pipelines, and blue/green deployments
- Improved search performance across 16 million records
The modernization demonstrates how strategic cloud migration delivers substantial cost savings while dramatically improving system performance and user experience for government healthcare systems.
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