Oscar Health
New York, US Β· Public Β· 19 known investors
Oscar Health is a healthcare technology company that builds and operates a health insurance platform, offering individual, small group, and Medicare Advantage plans to members across the United States. The company leverages its proprietary technology platform and member engagement tools to provide affordable, accessible healthcare with virtual care services and personalized care routing.
Also known as Oscar Β· Oscar Insurance Corporation Β· Oscar Management Corporation Β· OSCR
Founders & leadership

Investors Β· 19
Also in the syndicate Β· 4
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed β not independently audited.
Competitors Β· 3
by search overlapCompanies competing with Oscar Health for the same Google search keywords, organic and paid, via search-intersection analysis.
Timeline Β· 18
launches, deals, and filingsRanked 437th by revenue on the 2025 Fortune 500 list and 42nd within the healthcare sector.
Co-founder Mario Schlosser transitioned to President of Technology and Mark Bertolini became CEO.
Oscar Health raised $1.2 billion in an IPO; shares trade on the NYSE under the ticker OSCR. The company's own timeline places the IPO in 2021 alongside the launch of +Oscar.
$1.2B source β
Partnership with Cigna to offer health insurance plans to small businesses, launching in select markets in 2020 with plans to expand over time.
Oscar launched Medicare Advantage in 2020; as of June 2020 it sold Medicare Advantage plans in New York City and Houston, Texas.
Round led by Brian Singerman and Founders Fund, with participation from Verily Life Sciences, Fidelity, 8VC, General Catalyst, Capital G, Khosla Ventures, Thrive Capital and other unnamed investors; proceeds earmarked for market expansion at a rate of roughly four to five cities per year.
$165M source β
Strategic partnership with Humana to sell small group insurance to companies with up to 50 employees in the Nashville metro area.
Joint offering of individual health insurance plans to consumers in five counties in Northeastern Ohio.
A primary care practice available only to Oscar policyholders, staffed by a doctor, nurse practitioner and behavioral health specialist, also hosting free member classes. Oscar closed the Oscar Center 'until further notice' on March 13, 2020.
Oscar announced it would leave the New Jersey exchange, citing market uncertainties; it also announced it would halve the size of its New York provider network.
Oscar expanded operations to Tempe, Arizona, locating its Concierge/Care Team member services staff there; the company describes this as the Tempe Health Hub opened in 2016 when dedicated Care Teams were assigned to each member.
Mario Schlosser served as Co-CEO with co-founder Kevin Nazemi until Nazemi's departure in early 2015, after which Schlosser was CEO.
Founded in 2012, Oscar began offering individual plans in 2014, including 24/7 access to virtual care services. Wikipedia states Oscar began selling insurance for 2013, the year the ACA exchanges took effect for the 2014 plan year, and secured 16,000 members in its first year.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
In the news
βΈResearch sources Β· 8
primary sources listed
- Oscar Healthhioscar.com Β· web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Oscar Health do?
- Oscar Health is a healthcare technology company that builds and operates a health insurance platform, offering individual, small group, and Medicare Advantage plans to members across the United States. The company leverages its proprietary technology platform and member engagement tools to provide affordable, accessible healthcare with virtual care services and personalized care routing.
- Who founded Oscar Health?
- Oscar Health was founded by Mario Schlosser.
- Who are Oscar Health's investors?
- Oscar Health's investors include 8VC, A-Rod Corp, Breyer Capital, Coatue Management, Floating Point, Founders Fund, Glynn Capital Management, K2 Global and 7 more.
- Where is Oscar Health headquartered?
- Oscar Health is headquartered in New York, US.







