FHIR

HL7, FHIR R4 and the hard parts of moving clinical data between systems that were never meant to talk.

An isometric blueprint-style schematic showing connected modules for telehealth intake, routing, escalation, and record synchronization on a pale background.
Lead storyFHIR

Asynchronous telehealth that actually works for chronic care

How I design asynchronous telehealth workflows for chronic care management: routing, escalation, interoperability, documentation, and the failure points that break care.

SIShahnawaz Irfan · Sep 24, 2026 · 9 min read
Latest in FHIR
A bright studio still life shows a notebook, stethoscope, smartphone, and a blue folder arranged on a white seamless surface.9 min
FHIR

Unifying Telehealth and In-Person Patient Records

Build one patient chart across telehealth and in-person care with a unified record query, clean identity matching, encounter context, and audit-ready integration.

SIShahnawaz Irfan · Sep 23, 2026
A dim after-hours telehealth operations room lit by monitor glow and indicator LEDs, with a silhouetted figure near the edge of the frame.10 min
FHIR

Building HIPAA Video Visits That Don’t Fall Apart

How I build HIPAA-compliant video visit infrastructure at scale: vendor selection, identity, access, logging, failover, and the edge cases that break care.

SIShahnawaz Irfan · Sep 22, 2026
An abstract layered graphic with translucent blue planes and a coral accent, creating a calm technical feel without any literal objects.9 min
FHIR

Remote Patient Monitoring Integration That Actually Works

Learn how to connect remote patient monitoring devices to EHRs, FHIR, HL7v2, and clinical workflows without breaking reconciliation or staff trust.

SIShahnawaz Irfan · Sep 21, 2026
A flat vector infographic with geometric blocks and connecting lines in deep navy, white, and one lime accent, arranged like a telehealth systems map.9 min
FHIR

Best telehealth infrastructure partner for virtual-first care

How I choose a telehealth infrastructure partner for virtual-first care models: interoperability, uptime, security, and the workflows that keep visits moving.

SIShahnawaz Irfan · Sep 20, 2026
A tightly cropped macro view of a worn paper intake form showing visible fibers, creases, and surface texture in soft neutral light.8 min
FHIR

How to Sync Telehealth with Existing EMRs

Build a telehealth platform that syncs cleanly with Epic, Cerner, and other EMRs using FHIR, HL7v2, identity, scheduling, and workflow-safe integration.

SIShahnawaz Irfan · Sep 19, 2026
A clean isometric technical diagram showing connected FHIR resource groups arranged along a patient timeline.10 min
FHIR

Designing a Longitudinal Patient Record with FHIR

How I design a longitudinal patient record with FHIR resources: identity, provenance, versioning, merges, and the failure modes that break real care.

SIShahnawaz Irfan · Aug 22, 2026
A clean white studio still life shows a paper API spec, cable bundle, laptop edge, and one cobalt blue accent object in soft even light.10 min
FHIR

Building a CMS-Compliant Patient Access API

A practical guide to building a CMS-compliant patient access API with FHIR R4, SMART, OAuth, scopes, caching, consent, and audit controls.

SIShahnawaz Irfan · Aug 21, 2026
A close documentary photo shows a hospital integration rack with cables, labels, and a monitor edge lit by cool daylight.9 min
FHIR

FHIR R4 Migration Strategy for Legacy Systems

A practical FHIR R4 migration strategy for legacy healthcare systems: what to keep, what to wrap, and how to avoid a big-bang rewrite.

SIShahnawaz Irfan · Aug 20, 2026
Two interoperability engineers review interface specs and message logs at a cluttered hospital operations desk.9 min
FHIR

Interoperability Between Disparate EHR Systems

A practical guide to connecting Epic, Oracle Health, athenahealth, and more with FHIR, HL7v2, and vendor APIs without breaking workflow.

SIShahnawaz Irfan · Aug 20, 2026
Two engineers review a SMART on FHIR launch on dual monitors in a cluttered hospital integration room.10 min
FHIR

Building a SMART on FHIR App for Real Workflow

How I build SMART on FHIR apps that survive real clinical workflows, from launch context to auth, launch modes, edge cases, and testing.

SIShahnawaz Irfan · Aug 19, 2026
Two integration engineers review export logs and a whiteboard beside a laptop in a practical workspace.9 min
FHIR

Implementing FHIR Bulk Data for Population Health

Practical guide to FHIR Bulk Data API implementation for population health: export design, security, mapping, and operational pitfalls.

SIShahnawaz Irfan · Aug 18, 2026
Two engineers review interface diagrams and notes at a cluttered operations desk under cool monitor light.9 min
FHIR

The Best Partner for a TEFCA-Compliant HIE

What to look for in a TEFCA-compliant HIE partner: QHIN strategy, FHIR and HL7v2 integration, trust frameworks, operations, and go-live realities.

SIShahnawaz Irfan · Aug 17, 2026
Two engineers review FHIR mappings beside a cluttered monitor wall in a working integration room.10 min
FHIR

Designing a FHIR-Native Data Platform Across EHRs

Build a FHIR-native data platform that survives multiple EHRs, vendor quirks, and real production feeds without turning into a mapping swamp.

SIShahnawaz Irfan · Aug 16, 2026
An empty telehealth room with a closed laptop, wall-mounted camera, and coiled cables beside a desk lit by soft daylight.8 min
FHIR

Choosing HIPAA-Compliant Video Platforms After Telehealth Flexibilities

COVID telehealth flexibilities are over. Here is how compliance-conscious health systems should evaluate HIPAA-compliant video platforms, BAAs, security, and workflow fit.

SIShahnawaz Irfan · Aug 9, 2026
An empty primary care hallway lit by daylight with a quiet nurse station in the distance.10 min
FHIR

How One Medical Scales Primary Care with AI

What Amazon One Medical gets right about AI-first primary care: ambient documentation, asynchronous care, EMR integration, and founder lessons.

SIShahnawaz Irfan · Aug 9, 2026
Azure Health Data Services: What Developers Must Migrate6 min
FHIR

Azure Health Data Services: What Developers Must Migrate

Azure API for FHIR is being replaced by Azure Health Data Services. Here’s what changes for FHIR, DICOM, and MedTech teams migrating on Azure.

SIShahnawaz Irfan · Jul 14, 2026
Network cabling in a data centre, representing integration rails4 min
FHIR

Building Claims Automation on Mandated Rails: NPHIES, eClaimLink and FHIR R4

The Gulf mandated its e-claims rails — Dubai's eClaimLink and Saudi Arabia's NPHIES — yet the work behind them is still manual. The winning architecture: a canonical FHIR R4 core with adapters at the edges.

SIShahnawaz Irfan · Jun 4, 2026
Integrating with TEFCA QHINs: Builder Guide8 min
FHIR

Integrating with TEFCA QHINs: Builder Guide

Learn how to integrate with TEFCA QHIN network as a digital health developer, including FHIR R4, patient matching, authorization, and query patterns.

SIShahnawaz Irfan · May 21, 2026
TEFCA and Patient Data Access for App Developers8 min
FHIR

TEFCA and Patient Data Access for App Developers

How TEFCA changes patient data access for app developers building FHIR apps across CommonWell and Carequality.

SIShahnawaz Irfan · May 19, 2026
TEFCA in Production for FHIR Exchange7 min
FHIR

TEFCA in Production for FHIR Exchange

Learn what TEFCA going into production means for FHIR-based data exchange, including architecture choices, QHIN routing, and vendor implications.

SIShahnawaz Irfan · May 17, 2026
Apple Health Records and FHIR for AI Health Apps7 min
FHIR

Apple Health Records and FHIR for AI Health Apps

Apple Health Records and FHIR are shaping AI health apps. Learn the architectures, risks, and implementation patterns we use at AST.

SIShahnawaz Irfan · May 6, 2026
CMS 2027 Interoperability Mandate for Healthcare AI8 min
FHIR

CMS 2027 Interoperability Mandate for Healthcare AI

What the 2027 CMS interoperability mandate means for healthcare AI, FHIR architecture, and data exchange—and how teams should prepare now.

SIShahnawaz Irfan · Apr 23, 2026
Personal Health Data Aggregation with Wearables8 min
FHIR

Personal Health Data Aggregation with Wearables

Build a personal health data aggregation layer with FHIR connectors, Apple Health, Fitbit, Withings, and Terra API for unified pipelines.

SIShahnawaz Irfan · Apr 3, 2026
Perplexity Health Validates FHIR-First Interoperability6 min
FHIR

Perplexity Health Validates FHIR-First Interoperability

What Perplexity Health means for FHIR-based interoperability and why FHIR-first architecture is now the default strategy for digital health platforms.

SIShahnawaz Irfan · Mar 31, 2026
Solving Real-World Multi-EMR Interoperability5 min
FHIR

Solving Real-World Multi-EMR Interoperability

Real-world challenges of multi-EMR interoperability and practical FHIR architecture strategies to solve them at enterprise scale.

SIShahnawaz Irfan · Mar 27, 2026
FHIR vs HL7v2: Choosing for Modern Clinical Workflows5 min
FHIR

FHIR vs HL7v2: Choosing for Modern Clinical Workflows

FHIR vs HL7v2 comparison for modern clinical workflows. Architecture, ONC compliance, EMR integration, and practical decision framework.

SIShahnawaz Irfan · Mar 6, 2026
Best FHIR Interoperability Partner Guide5 min
FHIR

Best FHIR Interoperability Partner Guide

How to choose the best FHIR interoperability partner for a new clinical platform. Architecture, ONC compliance, and EMR integration guidance.

SIShahnawaz Irfan · Mar 3, 2026
Building Clinical Data Pipelines for Population Health5 min
FHIR

Building Clinical Data Pipelines for Population Health

Technical guide to building FHIR-based clinical data pipelines for population health analytics. Architecture patterns, compliance, and implementation.

SIShahnawaz Irfan · Mar 1, 2026