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Personalized providers, personalized care

We empower individuals to get the right care at the right time. We use data science to unlock insights that enable more personalized care.

Meet The Team


Michelle Xie

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Co-founder & CEO

Michelle started Stellation Care in 2022 to improve health equity for everyone through cutting edge data science. Prior to Stellation, Michelle  was a product manager at Evidation Health, where she launched products that improved health outcomes for vulnerable populations.

Michelle holds an MBA from Stanford and an undergraduate degree from Harvard in Biomedical Engineering.


Diana Zhu

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Co-founder & Head of Data

Diana's research is focused on patient-provider matching algorithms. After demonstrating substantial health outcome improvement in a large scale trial, Diana teamed up with Michelle and Daryl to distribute her work to the world.

Diana is in the last year of her Ph.D. at Yale and holds an undergraduate degree from Harvard in Applied Math.

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Daryl Sew

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Daryl joined the Stellation Care team to productionize their tech. Prior to Stellation, he started a marketplace and scaled it to $4m GMV,  shipped autopilot software at Xiaopeng Motors, and built products used billions of times at Snapchat.

Daryl holds an undergraduate degree in Computer Science from Cornell.

Co-founder & Head of Eng

Our Advisors


Andy Ellner

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Founder, Firefly Health



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Important position, Company


Frank Bird

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Leadership at Oscar, Anthem

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