FHIR, interoperability, and healthcare infrastructure blog

Our experts have a deep understanding of FHIR, and here you will find the most relevant articles

Featured articles

Mar 20, 2026

Health Samurai Lab: Aidbox Horizontal & Vertical Scaling

Benchmarking Aidbox with 8 CPU cores: single instance vs multiple. 2×4 loses only 6% RPS but adds redundancy and better P99.

Marat Surmashev

Jan 14, 2026

9 min read

CMS-0057-F Final Rule: 4 FHIR APIs Due by 2027

CMS-0057-F final rule: Patient Access, Provider Access, Payer-to-Payer, and Prior Authorization FHIR APIs required by January 2027.

Mike Kulakov

Jan 14, 2026

9 min read

Oct 7, 2025

7 min read

FHIR R4 vs R5 vs R6: All Versions Compared (2026)

FHIR R4, R5, and R6 versions compared side-by-side: features, adoption, R4B subscriptions, and what to expect from R6 — practical guidance from the Aidbox team.

Vlad Zholnerchuk

Oct 7, 2025

7 min read

Mar 9, 2024

11 min read

What is MPI in Healthcare? Master Patient Index (MDM) Explained

MPI stands for Master Patient Index - a healthcare system that uniquely identifies patients across records. Record linkage, matching, and a FHIR example.