Yuan Jin Tan

Consultant II

YJ joined Keystone in 2020 and serves as a Consultant in the San Francisco office. He holds a Ph.D. in Epidemiology and Population Health and a B.S. in Biology from Stanford University. During graduate school, YJ worked on innovative approaches to improving healthcare, including machine learning diagnostic tools, predictive analytics for hospital operations, and the use of virtual reality as a sedation alternative for pediatric patients. At Keystone, he is most excited by the firm’s digital transformation work across a wide variety of industries.

In his free time, YJ enjoys the outdoors, indie music, and experimenting in his kitchen.


  • B.S. from Stanford University
  • Ph.D. from Stanford University
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