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Payer-side FHIR architecture: Da Vinci IG adoption, analytics stacks, and payer platform engineering notes.

  • Terminology server
  • Medical form builder
  • Master patient index
Editorial illustration in bauhaus-grid style depicting version-specific vs current-version references with a highlighted retention window
    • Reference Resolver

Version-Specific References: When You Need Them, When You Don't

A FHIR reference can point at a specific version of a resource by appending _history/N to the URL. That version-specific…

Jacob Berkowitz July 13, 2026
Editorial illustration in bauhaus-grid style depicting reference integrity across two federated FHIR servers with URL and identifier fallback
    • Reference Resolver

Reference Integrity in a Distributed FHIR Deployment

Reference integrity in a single-node FHIR server is a solved problem. Reference integrity across multiple servers, replicas, or federated stores…

Jacob Berkowitz July 13, 2026
Editorial illustration in bauhaus-grid style depicting contained vs external FHIR references with cost and outage-safety annotations
    • Reference Resolver

Contained References vs External References: Cost and Safety

FHIR gives two ways to point one resource at another: contain it inside the parent, or reference it externally by…

Jacob Berkowitz July 12, 2026
Editorial illustration in bauhaus-grid style depicting version-specific vs current-version references with a highlighted retention window
    • Reference Resolver

Version-Specific References: When You Need Them, When You Don't

Jacob Berkowitz July 13, 2026
Editorial illustration in bauhaus-grid style depicting reference integrity across two federated FHIR servers with URL and identifier fallback
    • Reference Resolver

Reference Integrity in a Distributed FHIR Deployment

Jacob Berkowitz July 13, 2026
Editorial illustration in bauhaus-grid style depicting contained vs external FHIR references with cost and outage-safety annotations
    • Reference Resolver

Contained References vs External References: Cost and Safety

Jacob Berkowitz July 12, 2026
Editorial illustration in bauhaus-grid style depicting a Bundle reference resolver with an in-memory index and shape-dispatch lookups
    • Reference Resolver

Resolving FHIR References Without a Full Database Walk

Jacob Berkowitz July 12, 2026
Top 5 Risk Adjustment Patterns Using FHIR Clinical Data

Top 5 Risk Adjustment Patterns Using FHIR Clinical Data

Risk adjustment is the financial mechanism that compensates Medicare Advantage and ACA marketplace payers for the clinical risk in their…

Top 5 PostgreSQL-Based FHIR Engines for 2026

Top 5 PostgreSQL-Based FHIR Engines for 2026

PostgreSQL has become the default storage substrate for production FHIR platforms in 2026. The JSONB column type stores FHIR resources…

Top 5 Inferno Conformance Patterns for Da Vinci Implementations

Top 5 Inferno Conformance Patterns for Da Vinci Implementations

Inferno is the conformance suite that CMS-0057-F uses to verify Da Vinci IG compliance. Implementations that pass Inferno meet a…

Top 5 FHIR-Native Platforms for Health Plans in 2026

Top 5 FHIR-Native Platforms for Health Plans in 2026

A FHIR-native platform is one where FHIR is the canonical data model, not a translation layer over existing systems. For…

Top 5 FHIR-Based Stars Rating Measurement Patterns for 2026

Top 5 FHIR-Based Stars Rating Measurement Patterns for 2026

CMS Stars ratings drive Medicare Advantage bonuses, market positioning, and member growth. The measures depend on clinical and administrative data…

Top 5 Da Vinci HRex Use Cases for Payer Implementations

Top 5 Da Vinci HRex Use Cases for Payer Implementations

Health Record Exchange (HRex) is the Da Vinci foundation IG that other Da Vinci IGs build on. Most payer implementations…

Top 5 Connectathon Results That Inform Da Vinci Vendor Selection

Top 5 Connectathon Results That Inform Da Vinci Vendor Selection

HL7 Connectathon events bring vendors together to test their Da Vinci IG implementations against each other in realistic integration scenarios.…

Top 5 Cloud-Native FHIR Hosting Options for US Health Payers

Top 5 Cloud-Native FHIR Hosting Options for US Health Payers

Cloud-native FHIR hosting reduces operational burden substantially for health plans that do not have strong on-premise infrastructure or specific data-residency…

Top 5 Claims Analytics Modernization Patterns Using FHIR

Top 5 Claims Analytics Modernization Patterns Using FHIR

Claims analytics at US health payers has decades of accumulated infrastructure. Data warehouses built years ago. Custom claim line fact…

The Complete Guide to the Da Vinci Ecosystem for CMS-0057-F

The Complete Guide to the Da Vinci Ecosystem for CMS-0057-F

The HL7 Da Vinci Project produces the FHIR Implementation Guides that CMS-0057-F relies on. The ecosystem covers Coverage Requirements Discovery,…

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Fixing broken refs?

Fixing broken refs?

Debugging a Bundle full of broken references? a Bundle reference walker parked here will find the culprits.

Recent Posts

  • Version-Specific References: When You Need Them, When You Don't
  • Reference Integrity in a Distributed FHIR Deployment
  • Contained References vs External References: Cost and Safety
  • Resolving FHIR References Without a Full Database Walk
  • How to Author an SDC ExtractDefinition for a Multi-Answer PROMs Instrument

Categories

  • Da Vinci Ecosystem
  • Fhir Platform Architecture
  • Master patient index
  • Medical form builder
  • Payer Side Analytics Ai
  • Reference Resolver
  • Terminology server

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