EHR Systems Explained: What They Are, How They Work, and How to Choose the Right One
Learn how EHR systems work, compare EHR vs EMR, explore FHIR interoperability, implementation costs, architecture, and key features in this complete guide.
Guide Articles
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How to Get a Patient's Health Record in 2026
You'd think I'd tell you about APIs or tools. The key is in understanding legal coverage.
IHE XDS Explained: Registry, Repository & ITI Transactions
Understand IHE XDS federated architecture: Registry, Repository, ITI-41/42/43 transactions & SOAP. Run a working XDS exchange locally with the NIST toolkit.
Catalonia's openEHR CDR for 8 Million People
Catalonia wanted an openEHR Clinical Data Repository for 8 million people. Medblocks worked with IBM and vitagroup to design the sync layer for hospitals.
Couchbase x Medblocks - Building a NoSQL FHIR Server
We walk you through building a FHIR server on top of Couchbase's NoSQL database, covering challenges, technical decisions, architecture, and local setup.
Three Ways to Build a FHIR Server: Facade, Sync & Hybrid
Explore three approaches to building RESTful FHIR servers: Facade, Synchronization, & Hybrid. Understand where REST APIs, Documents, and Messaging fit in FHIR.
How to Make Legacy EHR Systems FHIR-Compliant with Python
Learn to build a Python FHIR Facade using FastAPI and PostgreSQL to expose legacy EHR data as FHIR APIs supporting read search operations and interoperability
An Intuitive Guide to AQL (Archetype Query Language)
This article simplifies AQL (Archetype Query Language) by breaking it down into basic concepts with examples suitable for even beginner openEHR levels.
Host An Authenticated EHRbase Server In The Cloud In Under 15 Mins
This article provides a step-by-step guide to hosting an authenticated EHRbase server in the cloud and exposing its REST APIs over HTTPS using Traefik.
FHIR Questionnaire Resource: Structure, QuestionnaireResponse & How It Works
Understand the FHIR Questionnaire resource from scratch, structure, item types, QuestionnaireResponse, and hands-on exploration using free NLM open-source tools.
HAPI FHIR US Core Profile Validation: Fix the Silent Fail Bug
HAPI FHIR doesn't validate profiles by default — even with meta.profile set. Learn how to upload StructureDefinitions & enable validation via Docker env vars.
How to Create an EHRbase Plugin with Spring Boot, JDBC and openEHR
Learn how to build an EHRbase plugin using Spring Boot, JDBC and openEHR. Intercept composition events, implement transactions and deploy custom plugins easily.
HL7 CDS Hooks Explained: How EHRs Integrate Real-Time Clinical Decision Support
Learn how HL7 CDS Hooks lets EHRs call external APIs for real-time clinical alerts, covering drug interactions, pre-authorization, and quality measures. With code examples.
FHIR vs openEHR vs OMOP: Choosing the Right Health Standard
Compare FHIR, openEHR, and OMOP healthcare standards to understand their roles in clinical documentation, data exchange, interoperability, and health analytics.
Create a FHIR Patient Resource in Python | Beginner Guide
New to FHIR? Build your first Patient resource in Python using fhir.resources. Includes JSON schema, validation & VS Code setup. Step-by-step for beginners.
Legacy EHR to FHIR Migration Using Debezium ETL Pipeline
Migrate legacy EHR data to FHIR using Debezium, Kafka, and ETL pipelines. Learn real-time data synchronization, transformation & scalable healthcare integration.