Latest articles from Medblocks on healthcare technology, FHIR, OpenEHR, and more.https://medblocks.com/en-ushttps://medblocks.com//blog/openmrs-guidehttps://medblocks.com//blog/openmrs-guideWhat OpenMRS is, how the concept dictionary and OpenMRS 3 work, what the FHIR2 module does and doesn’t cover, how to implement it, and when to pick OpenEMR instead.Fri, 30 Oct 2026 11:45:23 GMTMedblocks Teamhttps://medblocks.com//blog/clinical-decision-support-toolshttps://medblocks.com//blog/clinical-decision-support-toolsWhat clinical decision support tools exist, how they work in Epic, Oracle Health and OpenEMR, why alert fatigue happens, and how to build CDS with CDS Hooks, FHIR and CQL.Fri, 23 Oct 2026 06:23:04 GMTMedblocks Teamhttps://medblocks.com//blog/prior-authorization-api-build-vs-buyhttps://medblocks.com//blog/prior-authorization-api-build-vs-buyBuild vs. buy for the CMS-0057-F prior authorization API. What each path costs in people and time, what products don’t cover, and which we recommend.Thu, 15 Oct 2026 13:27:55 GMTMedblocks Teamhttps://medblocks.com//blog/hospital-data-analytics-pipelinehttps://medblocks.com//blog/hospital-data-analytics-pipeline150 GB of hospital data was enough to make Postgres hang for 50 minutes. Here’s how we rebuilt SPARSH’s analytics pipeline to handle it.Thu, 08 Oct 2026 09:47:58 GMTMedblocks Teamhttps://medblocks.com//blog/hti-4-final-rule-certifying-crd-dtr-and-pas-in-your-ehrhttps://medblocks.com//blog/hti-4-final-rule-certifying-crd-dtr-and-pas-in-your-ehrA developer guide to the HTI-4 final rule, covering the (g)(31) to (g)(33) criteria, SVAP versions, Real World Testing and a certification checklist.Mon, 28 Sep 2026 09:00:29 GMTMedblocks Teamhttps://medblocks.com//blog/fhir-prior-authorizationhttps://medblocks.com//blog/fhir-prior-authorizationA technical reference for the FHIR prior authorization APIs. What CRD, DTR, and PAS each exchange, how one hands off to the next, and the authentication, versioning, performance, and testing rules underneath them.Thu, 24 Sep 2026 07:10:37 GMTMedblocks Teamhttps://medblocks.com//blog/prior-authorization-2027https://medblocks.com//blog/prior-authorization-2027What prior authorization is, why the process has been so slow, and what CMS-0057-F and HTI-4 require health plans to fix by January 2027.Thu, 17 Sep 2026 11:17:36 GMTMedblocks Teamhttps://medblocks.com//blog/healthcare-has-a-sync-problemhttps://medblocks.com//blog/healthcare-has-a-sync-problemHealthcare interoperability keeps failing for the same two reasons: inconsistent data models and bad sync. Here's what solving both would actually take.Wed, 09 Sep 2026 11:24:50 GMTSidharth Rameshhttps://medblocks.com//blog/epic-ehr-guidehttps://medblocks.com//blog/epic-ehr-guideHow Epic EHR works under the hood: the MUMPS database, free FHIR APIs, integration paths, implementation costs, and why production access depends on a hospital.Fri, 04 Sep 2026 07:15:49 GMTMedblocks Teamhttps://medblocks.com//blog/highmed-synthea-german-mii-fhir-profileshttps://medblocks.com//blog/highmed-synthea-german-mii-fhir-profilesSynthea generates brilliant synthetic patient data, but only in US Core. HiGHmed needed it in Germany's MII profiles. Here is how we rebuilt it. Fully open source.Fri, 14 Aug 2026 13:02:08 GMTRaksha Ranehttps://medblocks.com//blog/how-apple-health-pulls-your-medical-records-the-fhir-stack-explainedhttps://medblocks.com//blog/how-apple-health-pulls-your-medical-records-the-fhir-stack-explainedApple Health can pull your medical records straight from your hospital. Here's the FHIR stack behind it, SMART on FHIR, US Core, and the law that made it work.Fri, 31 Jul 2026 12:31:30 GMTRaksha Ranehttps://medblocks.com//blog/openemr-the-complete-guidehttps://medblocks.com//blog/openemr-the-complete-guideA practical guide to the world's most popular open-source EHR, its architecture, FHIR APIs, Docker setup, and where it can fit well.Fri, 03 Jul 2026 07:14:20 GMTMedblocks Teamhttps://medblocks.com//blog/smart-on-fhirhttps://medblocks.com//blog/smart-on-fhirLearn how SMART on FHIR connects apps to EHRs using FHIR APIs and OAuth2. Covers launch flows, scopes, Epic and Cerner setup, SMART v2, and building your first app. Thu, 02 Jul 2026 13:19:41 GMTMedblocks Teamhttps://medblocks.com//blog/the-21st-century-cures-act-in-2026https://medblocks.com//blog/the-21st-century-cures-act-in-2026What the 21st Century Cures Act requires, who counts as an actor, the information blocking exceptions and penalties, and where enforcement stands in 2026.Thu, 25 Jun 2026 14:17:46 GMTMedblocks Teamhttps://medblocks.com//blog/karolinska-tip2toe-smart-on-openehrhttps://medblocks.com//blog/karolinska-tip2toe-smart-on-openehrThis project breakdown looks at how we built Tip2Toe, a rare disease phenotyping application for Karolinska University Hospital.Fri, 19 Jun 2026 12:15:58 GMTSafahttps://medblocks.com//blog/the-data-warehouse-is-openehrs-strongest-use-case-right-nowhttps://medblocks.com//blog/the-data-warehouse-is-openehrs-strongest-use-case-right-nowWhy openEHR works better as a silver layer in your data warehouse than as a CDR, and what that means for clinical data at scale.Thu, 11 Jun 2026 08:47:25 GMTSidharth Rameshhttps://medblocks.com//blog/what-is-hl7https://medblocks.com//blog/what-is-hl7This article details HL7's role in healthcare data exchange since 1987. It explores the standards family including legacy v2, CDA, and modern FHIR APIs highlighting their necessity for interoperability, regulatory compliance, and system integration.Wed, 10 Jun 2026 08:02:22 GMTMedblocks Teamhttps://medblocks.com//blog/what-is-fhirhttps://medblocks.com//blog/what-is-fhirThe complete guide to FHIR (Fast Healthcare Interoperability Resources). Learn FHIR resources, R4, Profiles and Implementation Guides, SMART on FHIR, HL7 history, and how to start. Fri, 29 May 2026 08:41:36 GMTMedblocks Teamhttps://medblocks.com//blog/ehr-systems-explainedhttps://medblocks.com//blog/ehr-systems-explainedLearn how EHR systems work, compare EHR vs EMR, explore FHIR interoperability, implementation costs, architecture, and key features in this complete guide.Fri, 22 May 2026 08:46:21 GMTMedblocks Teamhttps://medblocks.com//blog/how-to-get-a-patients-health-record-in-2026https://medblocks.com//blog/how-to-get-a-patients-health-record-in-2026You'd think I'd tell you about APIs or tools. The key is in understanding legal coverage.Fri, 17 Apr 2026 12:23:31 GMTSidharth Rameshhttps://medblocks.com//blog/i-built-something-a-few-weeks-agohttps://medblocks.com//blog/i-built-something-a-few-weeks-agoMy mother-in-law needed a clinical trial. My wife and I, both doctors, had a hard time finding the right one. I decided to try to solve it.Fri, 10 Apr 2026 05:28:37 GMTSidharth Rameshhttps://medblocks.com//blog/what-if-were-overcomplicating-healthcare-ithttps://medblocks.com//blog/what-if-were-overcomplicating-healthcare-itI make the case that SQL could be the solution to simplifying the layers of complexity in health data architecture. This is a written version of my talk at EHRCON 25. Thu, 05 Mar 2026 12:51:28 GMTSidharth Rameshhttps://medblocks.com//blog/couchbase-fhir-vs-hapi-fhir-who-is-fasterhttps://medblocks.com//blog/couchbase-fhir-vs-hapi-fhir-who-is-fasterChoosing a self-hosted FHIR server? This benchmark compares Couchbase FHIR and HAPI FHIR under real-world load from 100 to 1,000 concurrent users. Discover which handles higher throughput, maintains lower latency, and where each architecture hits its breaking point. Data-driven insights for healthcare infrastructure decisions.Tue, 03 Mar 2026 13:27:14 GMTShobhan Karthickhttps://medblocks.com//blog/i-am-terrible-at-directionshttps://medblocks.com//blog/i-am-terrible-at-directionsBut that hasn't mattered in years.Thu, 19 Feb 2026 11:17:36 GMTSidharth Rameshhttps://medblocks.com//blog/cds-hooks-matter-more-than-you-thinkhttps://medblocks.com//blog/cds-hooks-matter-more-than-you-thinkCDS Hooks are more than alerts: they’re real-time EHR webhooks that can surface a card and launch a SMART on FHIR app, letting you run workflows outside the EHR. The key is relevance + low latency, and rising adoption.Wed, 18 Feb 2026 11:34:02 GMTSidharth Rameshhttps://medblocks.com//blog/no-more-service-partnershttps://medblocks.com//blog/no-more-service-partnersWe tried scaling with service partners, but it didn't work. Learn what went wrong, how we're fixing it, and why we're returning to our lean in-house team.Wed, 04 Feb 2026 06:41:00 GMTSidharth Rameshhttps://medblocks.com//blog/couchbase-fhir-for-healthcare-at-scale-dhh-podcasthttps://medblocks.com//blog/couchbase-fhir-for-healthcare-at-scale-dhh-podcastIn this Digital Health Hackers episode, I discuss the Couchbase FHIR Server CE with Krishna Prasad Doddi, exploring our collaborative build and insights.Thu, 29 Jan 2026 15:40:46 GMTSidharth Rameshhttps://medblocks.com//blog/the-10-million-mistake-toyota-refused-to-makehttps://medblocks.com//blog/the-10-million-mistake-toyota-refused-to-makeWhat can car factories from the 70s teach us about health data exchange?Wed, 28 Jan 2026 15:19:01 GMTSidharth Rameshhttps://medblocks.com//blog/why-do-ai-agents-fail-on-ehr-datahttps://medblocks.com//blog/why-do-ai-agents-fail-on-ehr-dataBenchmark results and a failure deep-dive expose the real gap in healthcare data: missing semantic models, and the value-set workarounds they force.Tue, 27 Jan 2026 14:31:41 GMTSidharth Rameshhttps://medblocks.com//blog/what-is-openehr-and-why-healthcare-needs-ithttps://medblocks.com//blog/what-is-openehr-and-why-healthcare-needs-itEHR vendors holding your data hostage? openEHR separates clinical meaning from software so records outlive any app. Trusted by NHS, Catalonia & 8M+ patients.Tue, 13 Jan 2026 11:32:04 GMTShobhan Karthick