Insights on OMOP vocabularies, healthcare data standards, and observational health research.
Practical guides on medical terminology mapping, healthcare data standardization, HEOR research methods, and observational health analytics. Written for data engineers, clinical informaticists, and researchers working with OHDSI tools.
What is normalized data in healthcare? Learn the 3 types (database, vocabulary, numeric), why it matters for OMOP & AI, and best practices to avoid pitfalls.
Michael Rodriguez, PhD
Master HCPCS modifier codes with this guide for developers. Learn billing rules, OMOP mapping, and how to use APIs for programmatic lookups and data validation.
Alex Kumar, MS
Explore what is an onset date in clinical data and how to map it in OMOP. Master 2026 ETL best practices, SQL queries, and common pitfalls for better research.
Dr. Jennifer Lee
Learn to define, map, and analyze present on admission indicators (POA) in OMOP. Our guide covers ETL, data sources, QA, use cases, and OMOPHub examples.
Dr. Jennifer Lee
Get a clear definition of concomitant medication in clinical research. Learn effective management strategies for OMOP, plus best practices and compliance.
Alex Kumar, MS
Need to define secondary diagnosis for clinical data? This guide covers the official definition, coding rules, and how to map them in OMOP CDM for analytics.
Robert Anderson, PhD
Learn the critical difference between symptoms versus signs in OMOP. A practical guide to mapping, ETL, and NLP with SNOMED, ICD, and OMOPHub API examples.
Dr. Emily Watson
A complete guide to the medical device API ecosystem. Learn about standards, architecture, security, and best practices for integrating device data using OMOP.
Alex Kumar, MS
A step-by-step OMOP Epic guide for developers. Learn to map and ingest Epic EHR data into the OMOP CDM using OMOPHub, with code examples and pro tips.
James Park, MS
Guide for developers: Ingest & map FHIR Patient resources to OMOP CDM. Includes Python/R code & OMOPHub best practices for efficient data integration.
Robert Anderson, PhD
Explore a deep technical comparison of HL7 vs FHIR. Our guide covers architecture, data models, OMOP mapping, and decision criteria for healthcare engineers.
Robert Anderson, PhD
Unlock the power of OMOP data. Our guide explains the CDM, vocabularies, ETL, best practices, and how OMOPHub APIs accelerate development and research.
David Thompson, PhD