JC

Jeffrey Chang

Helping machines learn

Prosper, Texas

Invests in

Stages:

  • Min Investment:

    $5,000.00
  • Max Investment:

    $50,000.00
  • Target Investment:

    $25,000.00

Work Experience

2018

  • Co-founder

    2018

    Training LLMs to streamline health system and radiology practice workflow, reduce radiologist burnout, and improve patient care. Most widely adopted generative AI solutions in healthcare, now working with nearly half of all US health systems and 9 of the 10 largest US radiology practices. We're hiring!

2010 - 2022

  • ER Radiologist

    2010 - 2022

    Provide on-site evening coverage at the Moses Cone hospital system, supervising Radiology department activities at nine regional hospitals within a fifty-mile radius.

2014 - 2017

  • Co-founder & CTO

    2014 - 2017

    Built a portable smart battery charging network that ensures your smartphone has access to charging, right when you most need it. YC S14. Worked on IoT infrastructure for continuous wireless power -- read our TechCrunch guest review article at http://tcrn.ch/2i06KLg Acquired in 2017.

  • Investor and Advisor

    2013 - 2016

    Investor or advisor in a number of startups, seed-stage through Series C.

  • Associate - Private Equity

    2011 - 2012

    Discussions, due diligence, research and financial modeling for multi-billion dollar bankruptcy deals and billion-dollar LBO transactions; a focus on bringing in valuable relationships and building syndication for large buyouts.

2011 - 2011

  • Intern - Venture Capital, Digital Media

    2011 - 2011

    Due diligence for seed and Series A funding on a variety of startups. Built roadmap and financial models for Facebook game developer; provided growth recommendations and financial modeling for new media company and LA fashion boutique. Joined in board meetings for a large online entertainment network.

2009 - 2010

  • Musculoskeletal Radiology Fellow

    2009 - 2010

    Fellowship in musculoskeletal MRI with Dr. John Crues, Vice President and Medical Director of RadNet (largest radiology company in the world). Published three MRI textbook updates and article in peer-reviewed journal; involved in orthopedic conferences and interpretations for team physicians with the Anaheim Angels, LA Dodgers and LA Lakers.

2005 - 2009

  • Radiology Resident

    2005 - 2009

    Residency in Diagnostic Radiology at Hartford Hospital, the largest free-standing hospital in the Northeast. Provided three years of high-volume solo overnight call (for Hartford Hospital and the Connecticut Children's Medical Center), moonlighted with Jefferson Radiology and at MidState Medical Center, prepared Physics, Written and Oral Board reviews for the residency program, Connecticut state representative to the 2008 American College of Radiology Leadership Conference in Washington, D.C.

  • Intern - Preliminary Medicine

    2004 - 2005

    Preliminary medicine internship at Baylor - including rotations at Ben Taub General (Houston's largest public hospital), the Michael DeBakey VA Medical Center (nation's largest VA hospital), The Methodist Hospital and St. Luke's Episcopal Hospital. Ran weekly outpatient medicine clinic at Ben Taub General Hospital.