Epic-heavy environment
Microsoft Azure
Strong Epic alignment and Microsoft analytics tools
Oracle Health (Cerner) environment
AWS
Oracle Health’s own cloud relationship
Genomics and research data
AWS or Google Cloud
Mature research and data tooling
Medical imaging
The cloud your PACS vendor supports
Imaging costs depend heavily on data transfer
Healthcare AI
The cloud where your data already lives
Moving training data between clouds is costly
Healthcare SaaS selling to hospitals
The cloud your customers already approve
It shortens their security review
Payer and claims analytics
Snowflake with Databricks, on any major cloud
The most common setup for claims-scale analytics
FHIR-based interoperability
Any of the three
AWS HealthLake, Azure Health Data Services and Google Cloud Healthcare API are broadly comparable