Every real FHIR deployment ends up with at least one local code system. A trust's internal specialty list, a research…
5 FHIR Terminology Tools That Handle Local Code System Extensions Well
Every real FHIR deployment ends up with at least one local code system. A trust's internal specialty list, a research…
Post-Coordinated SNOMED Expressions Without Breaking Indexing
The moment a project adopts post-coordinated SNOMED expressions, the search index starts to sag. Not immediately, and not obviously, but…
Searching SNOMED CT When You Only Have a Free-Text Symptom
What do you do when the intake form gives you "sharp pain around the belly button that goes to the…
Best Terminology Servers for Allergy and Adverse Reaction Coding in 2026
Allergy and adverse reaction coding is one of those areas where terminology mistakes have a sharper clinical edge than most.…
Top 7 Open-Source Terminology Servers for FHIR-First Health Networks in 2026
Open-source terminology servers have grown into a credible alternative to managed commercial offerings, particularly for FHIR-first health networks that want…
Best FHIR Terminology Servers for Read v2 to SNOMED Migration
UK primary care has been formally on SNOMED CT since 2018, but the long tail of Read v2 codes inside…
Why the Medplum CTO Just Forked an Open FHIR Benchmark Repo
If you watch the FHIR tooling space, the small newsworthy thing this week is not the leaderboard on a new…
5 Terminology Server Features That Make $translate Useful in Real Apps
The $translate operation is one of those parts of the FHIR specification that looks deceptively small. A few inputs, a…
Top 6 FHIR Terminology Tools for dm+d Drug Lookup in 2026
The NHS Dictionary of Medicines and Devices (dm+d) is one of those vocabularies that looks straightforward in the spec and…
HAPI vs Ontoserver: Which Wins for Mid-Size Health Systems in 2026
HAPI FHIR's terminology service and CSIRO's Ontoserver are the two most common shortlist members when a mid-size health system goes…