# Dandelion Health

> Dandelion Health is a New York-based clinical AI and real-world data company that turns de-identified patient records from a network of U.S. hospitals into research-ready datasets and software for drug developers and AI teams. Its multimodal platform combines structured records, clinical notes, medical images, and raw biological signals such as ECG waveforms across roughly 15 million patients, helping pharmaceutical companies design smarter trials, discover biomarkers, generate real-world evidence, and validate healthcare algorithms against diverse populations.

- **Founded:** 2020
- **Headquarters:** New York, New York, United States
- **Founders:** Elliott Green (CEO & Co-Founder), Ziad Obermeyer (Chief Science Officer & Co-Founder (physician-scientist, Harvard Medical School / UC Berkeley)), Sendhil Mullainathan (Co-Founder (economist, MIT; MacArthur Fellow))
- **Team size:** ~53 employees
- **Products:** Dandelion Data, Clinical AI Marketplace, Precision Trial Designer, Evidence Explorer, Biomarker Developer
- **Notable:** Trial emulation with a top-10 pharmaceutical company demonstrated potential $84M in cost savings and an 11-month timeline acceleration versus conventional approaches., Built a multimodal network spanning 73 hospitals, 15+ million patients, and 8+ petabytes of data., Launched the first truly multimodal GLP-1 real-world data library (May 2024).

## Products & services

- **Dandelion Data** — Multimodal real-world data platform combining structured records, claims, clinical notes, medical images, and raw biological signals (ECG waveforms, echocardiograms, radiology, pulmonary function tests, ultrasound) across ~15 million patients.
- **Clinical AI Marketplace** — Marketplace that applies vetted AI algorithms to transform unstructured clinical data into structured, research-ready information and to validate models against real-world populations.
- **Precision Trial Designer** — Uses real-world patient simulations to optimize clinical trial design, sizing, and eligibility.
- **Evidence Explorer** — Enables disease-trajectory modeling, biomarker discovery, and real-world evidence generation.
- **Biomarker Developer** — Validates AI algorithms and digital biomarkers against diverse real-world patient populations.
- **GLP-1 Data Library** — First multimodal real-world data library focused on the GLP-1 drug class, with full longitudinal records for millions of patients, ~200,000 on GLP-1 agonists.

## Achievements

- Trial emulation with a top-10 pharmaceutical company demonstrated potential $84M in cost savings and an 11-month timeline acceleration versus conventional approaches.
- Built a multimodal network spanning 73 hospitals, 15+ million patients, and 8+ petabytes of data.
- Launched the first truly multimodal GLP-1 real-world data library (May 2024).
- Raised a total of ~$29.9M across Seed and Series A rounds.

## Latest updates

- **2026-05** — Closed a $14M Series A led by Healthier Capital to scale its multimodal clinical AI platform and three core products across the drug-development lifecycle.
- **2024-05** — Launched the first multimodal GLP-1 Data Library, following ~200,000 patients on GLP-1 agonists across full longitudinal records.

## Links

- Website: https://dandelionhealth.ai
- LinkedIn: https://www.linkedin.com/company/dandelion-health-ai
- Twitter/X: https://x.com/Dandelion_AI4H

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Profile page: https://yespress.io/dandelion-health
Published by YesPress — https://yespress.io
Last updated: 2026-07-21