IQVIA health data semantics suite

IQVIA Ontology Server

A revision control system and database that supports an array of standard terminologies and local content, including FHIR-based code systems.
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Enable seamless data interoperability and integration at scale

The IQVIA Ontology Server is the interoperability backbone of the IQVIA Health Data Semantics Suite. It enables secure, high-performance access to standardized terminologies and ontologies through modern APIs. It ensures consistent, connected and AI-ready healthcare data across systems and workflows.
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The scalable engine that powers semantic data integration 

The IQVIA Ontology Server delivers real-time access to standardized healthcare ontologies through FHIR and REST APIs — enabling integration across clinical, operational and research systems.

Built for performance and governance, it acts as the trusted intermediary between the IQVIA Ontology Platform and external systems, ensuring consistent terminology usage across the healthcare ecosystem.

Seamlessly integrates with EHRs, data lakes, analytics platforms and registries.

Supports high-volume queries and transactions for enterprise-scale performance.

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Ensures data integrity and traceability through secure, standards-based architecture.

Core Capabilities of the IQVIA Ontology Server

FHIR and REST API Access
Deliver standardized terminologies through flexible, modern API frameworks.

Scalable Query Performance
Handle high-volume, low-latency requests with enterprise-grade reliability.

Automated Version Synchronization
Automatically maintain alignment of terminology updates across systems.

Secure, Compliant Infrastructure
Designed to meet global healthcare data security and privacy standards. 

Seamless Suite Integration
Connects directly to the IQVIA Ontology Platform and Authoring Tool for end-to-end interoperability.