01
CMS-0057 Interoperability Simulator
A working model of the four FHIR APIs the federal prior-authorization rule requires of payers, built on the real 2026 BCBSIL grids instead of synthetic data.
Portfolio
Two threads: reference builds of the federal interoperability rules I deliver professionally, and personal projects that build safety into the structure instead of hoping the model behaves.
healthcare interoperability
02
Interoperable Patient Data Exchange
A FHIR-conformant API architecture and developer portal demonstrating patient data access and third-party app onboarding under CMS-9115.
03
Provider Directory Grading
Scores payers’ public Plan-Net FHIR directories against the rule: IG conformance, referential integrity, and a composite data-quality index.
agent safety & applied AI
01
Fam-Hub
An agentic household OS with a no-payment invariant the model can never override. Every risky action gated server-side, not trusted to the model.
02
TidyDisk
A file-consolidation engine with no delete API anywhere in the codebase. An AST-walking test fails CI if any module outside its one kernel references a deletion primitive.