ohdsi.org — September 2026 traffic, keywords & AI visibility

Search engines send ohdsi.org an estimated 6,225 visits a month. Effectively all of it is organic — about 6,225 visits from unpaid results. Spread across 1,750 ranking keywords, that averages roughly 3.6 organic visits per keyword.

ohdsi.org scores 95 out of 100 on our AI visibility scale, grade A+. It takes full marks for LLMS.txt, Crawlability and Structured data. The biggest gap is Company profile, at 22 of 25 points (7/8 core fields), worth 3 points if closed. It also loses points on SEO health (18/20).

The llms.txt on ohdsi.org runs to 168 lines (8,316 characters) across 12 sections, last generated in May 2026. It introduces the site as "OHDSI – Observational Health Data Sciences and Informatics". It tells AI engines the business works in Health Informatics, Real-World Evidence, Observational Research and Data Standardization. It describes 5 products, including OMOP Common Data Model, HADES Analytics Platform and ACHILLES Data Characterization. Services it lists include Research Collaboration, Training & Tutorials, Symposium Hosting and Data Network Participation. The audience it names is Researchers, data scientists, healthcare professionals (Global). Technologies it mentions include R, SQL, Python, PostgreSQL and Shiny. The keywords it claims start with "OHDSI", "OMOP", "observational health data" and "real-world evidence". It gives the company type as Non-Profit.

# OHDSI – Observational Health Data Sciences and Informatics

## About
OHDSI represents a global collaborative community dedicated to observational health data sciences and informatics. They create open-source tools and standardized data models that transform fragmented healthcare databases into analyzable assets for generating real-world evidence. The Observational Medical Outcomes Partnership (OMOP) Common Data Model serves as their cornerstone, harmonizing billions of patient records across institutions worldwide. OHDSI researchers tackle complex questions about drug effectiveness, disease progression, and healthcare utilization patterns. Their methodology emphasizes transparency, reproducibility, and patient privacy protection. The community spans pharmaceutical scientists, academic researchers, healthcare providers, and government agencies united by shared data challenges. OHDSI hosts working groups focused on specific therapeutic areas and methodologies. Their annual symposium attracts thousands seeking cutting-edge health analytics knowledge. Training resources empower new researchers to leverage OHDSI tools effectively. By eliminating data silos, OHDSI accelerates evidence generation that informs clinical practice and policy decisions. Their ethical framework addresses bias mitigation and privacy concerns inherent in observational studies. OHDSI's momentum continues bui

Google lists ohdsi.org for about 1,750 keywords, which together bring an estimated 6,225 organic visits a month.

The latest technical audit of ohdsi.org scored 85 out of 100 overall. Performance is its weakest area at 78, while accessibility scores highest at 92. The audit makes 12 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.

OHDSI's company profile names https://www.healthdata.gov, https://www.cdc.gov, https://www.nih.gov and https://www.who.int as competitors. Its own llms.txt adds https://www.ahrq.gov and https://www.ispor.org. Outside its market, the domains ranked closest to it in our worldwide ranking are zeropaid.com, productpine.com, outdoorandcountry.co.uk and kimkazandi.com.

https://www.healthdata.gov

https://www.cdc.gov

https://www.nih.gov

https://www.who.int

https://www.ahrq.gov

https://www.ispor.org