OpenEvidence - About the company
OpenEvidence is a series D company based in Miami (United States), founded in 2021 by Daniel Nadler and Zachary Ziegler. It operates as an AI powered medical search platform for healthcare professionals. OpenEvidence has raised $985M in funding from investors like Google Ventures, Sequoia Capital and Thrive Capital, with a current valuation of $15B. The company has 158 active competitors, including 11 funded and 9 that have exited. Its top competitors include companies like iDoctus, Nested Knowledge and Dawaey.
Sectors and market segments that OpenEvidence operate in
OpenEvidence serves in the HealthTech, Native AI market segments.The primary business model of OpenEvidence are:Company Details
AI powered medical search platform for healthcare professionals. It aggregates, synthesizes, and visualizes clinically relevant evidence in a format. It aims to provide healthcare professionals with accurate and access to medical information, supporting informed decision making in clinical practice. It provides solutions to enhance the accessibility and usability of peer reviewed medical literature for healthcare professionals.
- Website
- www.openevidence.com/
- Social
- Email ID
- *****@openevidence.com
- Registered Address
- San Francisco , California 94065, US
Key Metrics
Founded Year
2021
Location
Miami, United States
Stage
Series D
Total Funding
$985M in 12 rounds
Latest Funding Round
Post Money Valuation
$15B as on Sep 01, 2026
Investors
Ranked
1st among 158 active competitors
Employee Count
145 as on Sep 30, 2026
Investment & Acquisitions
Similar Companies
Legal entities associated with OpenEvidence
OpenEvidence is associated with 1 legal entity given below:
Legal Entity Name | Date of Incorporation | Revenue | Latest Employee Count | Reports |
|---|---|---|---|---|
OPENEVIDENCE INC. CIN: 7540731 , United States, Active | Jul 31, 2019 | - | - | - |
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OpenEvidence's funding and investors
OpenEvidence has raised a total funding of $985M over 12 rounds. Its first funding round was on Jan 01, 2015. Its latest funding round was a Series D round on Sep 28, 2026 for $250M. 2 investors participated in its latest round. OpenEvidence has 22 institutional investors and 1 angel investor.
Here is the list of recent funding rounds of OpenEvidence:
Filter this list
Filter this listDate of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Sep 28, 2026 | $250M | Series D | $15B | - | - | |
Jan 21, 2026 | $250M | Series D | - | - | ||
Oct 20, 2025 | $200M | Series C | $6B | - |
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OpenEvidence's founders and board of directors
Founder? Claim ProfileThe founders of OpenEvidence are Daniel Nadler and Zachary Ziegler.
Here are the details of OpenEvidence's key team members:
- Daniel Nadler: Co-Founder of OpenEvidence and founder of 1 other company. They are also an angel investor in 3 startups and serve on the board of 1 company.Contact Info: 2 email addresses
- Zachary Ziegler: Co-Founder & CTO of OpenEvidence. Contact Info: 1 email address
View details of OpenEvidence's Founder profiles and Board Members
OpenEvidence's employee count trend
OpenEvidence has 145 employees as of Sep 26. Here is OpenEvidence's employee count trend over the years:
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OpenEvidence's Competitors and alternates
Top competitors of OpenEvidence include iDoctus, Nested Knowledge and Dawaey. Here is the list of Top 10 competitors of OpenEvidence, ranked by Tracxn score:
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Rank | Company Details | Short Description | Total Funding | Investors | Tracxn Score |
|---|---|---|---|---|---|
1st | OpenEvidence 2021, Miami (United States), Series D | AI powered medical search platform for healthcare professionals | $985M | 79/100 | |
2nd | _1557473226108.png?devicePixelRatio=2&height=30&width=30){kind=logo} iDoctus 2011, Spain (United States), Unfunded | Provider of learning platform for medical professionals | - | - | 55/100 |
3rd |  Nested Knowledge 2018, Saint Paul (United States), Series A | Provider of a clinical evidence platform for pharma, device, and research entities | $6.76M | 54/100 | |
4th | Provider of an AI-based app for drug search for healthcare providers | - | - | 43/100 | |
5th |  Bulletin Healthcare 2010, Reston (United States), Unfunded | Platform for providing email briefings | - | - | 43/100 |
6th |  Makindo 2024, United Kingdom, Unfunded | Provides fo medical encyclopedia and educational resource for medical professionals | - | - | 42/100 |
7th |  Dr.Galen 2018, Austin (United States), Unfunded | Provider of virtual care platform for patients | - | - | 41/100 |
8th | DynaMed 2019, Ipswich (United States), Unfunded | Information provider for diseases | - | - | 41/100 |
9th | Clinical resource platform for healthcare professionals | - | - | 41/100 | |
10th | Mobile medical apps for healthcare professionals | - | - | 41/100 |
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OpenEvidence's Investments and acquisitions
OpenEvidence has acquired Amaro. OpenEvidence has not made any investments as of now.Reports related to OpenEvidence
Here is the latest report on OpenEvidence's sector:
News related to OpenEvidence
Filter this listMedia has covered OpenEvidence for a total of 41 events in the last 1 year, 17 of them have been about partnerships and 13 about company updates.
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OpenEvidence and NYU Langone Health Partner to Bring Patient-Aware Intelligence to 12 Million Visits in New York CityBusiness Wire•Oct 29, 2026•OpenEvidence, NYU Langone
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ASAM and OpenEvidence Partner to Expand Access to Evidence-Based Addiction Medicine GuidanceBusiness Wire•Oct 28, 2026•OpenEvidence, ASAM
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Anthropic and OpenEvidence Partner to Expand Medical AI Access GloballyThe Hindu•Sep 23, 2026•OpenEvidence, Anthropic, Memorial Sloan - Kettering Cancer Center
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University of Texas Medical Branch (UTMB) Collaborates with OpenEvidence to Integrate AI Platform Directly Into Clinical WorkflowsBusiness Wire•Sep 22, 2026•OpenEvidence
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OpenEvidence and MINC#NIMC Partner to Streamline Physician Verification for Canadian CliniciansFinancial Post•Sep 11, 2026•OpenEvidence
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American Medical Society for Sports Medicine and OpenEvidence Announce Partnership to Bring AI-Powered Sports Medicine Resources to Clinicians and PatientsBusiness Wire•Aug 27, 2026•OpenEvidence
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OneOncology and OpenEvidence Partner to Improve Cancer Care NationwideBusiness Wire•Aug 06, 2026•OpenEvidence, OneOncology
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