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Leadership

Founders

  • Kevin Taegeun Choi

    Chief Executive Officer, Co-founder

    Kevin Taegeun Choi is the CEO and co-founder of Mediwhale, a digital healthcare company leading innovation in preventive care through AI-driven retinal imaging. Under his leadership, Mediwhale became the first to commercialize AI solutions for assessing cardiometabolic and kidney disease risks, with global hospital adoption.

    He holds a degree in Industrial and Management Engineering from POSTECH, and is dedicated to advancing early disease detection in primary care by making high-quality health assessments more accessible and actionable.

  • Tyler Hyungtaek Rim

    Chief Medical Officer, Co-founder

    Tyler Hyungtaek Rim is the CMO and co-founder of Mediwhale, where he leads medical research and clinical strategy for AI-based disease detection. A retina specialist and clinician scientist, he has advanced the use of machine learning in ophthalmology.

    Previously, he held academic and clinical roles at Duke-NUS Medical School, SERI, SNEC, and Yonsei University Severance Hospital. He has authored over 150 peer-reviewed papers and holds a B.S. in Chemistry from KAIST and an MD/PhD from Yonsei University College of Medicine.

  • Young Geunyoung Lee

    Chief Technology Officer, Co-founder

    Geunyoung Lee is the CTO and co-founder of Mediwhale, leading product development for the company’s AI-driven healthcare solutions. A software development expert, he played a key role in building Dr. Noon, Mediwhale’s core diagnostic technology.

    He previously won 2nd place in the 2016 Big Data Health & Science Competition hosted by Asan Medical Center, and holds a B.S. in Nuclear Engineering from Seoul National University.

  • Jamie Junho Oh

    Head of Korea Business

    Jamie Oh is the Head of Korea Business at Mediwhale, leading sales and strategic growth in Korea’s primary care sector, with a focus on clinics.

    He brings over 10 years of healthcare industry experience, having held roles at Osstem Implant and Convatec Korea, specializing in market expansion, B2B partnerships, and medical device sales.

    Jamie holds an MBA from Sogang Business School and a B.A. in Law from Kyungpook National University.

  • Justin Sooman Kim

    Head of Global Business

    Justin Kim is the Head of Global Business at Mediwhale, leading international sales and strategic market expansion for the company’s AI-driven healthcare solutions.

    With 20 years of experience in global business development within the medical device industry, he has led overseas sales teams and executed localized marketing strategies across multiple regions.

    He holds a bachelor’s degree from the University of Portsmouth.

Scientific Advisory Board

  • Professor Cheng Ching-Yu

    Principal Scientist and Head,
    Singapore Eye Research Institute

    Professor Cheng Ching-Yu is the Principal Scientist and Head of the Singapore Eye Research Institute (SERI), and Director of the Singapore Epidemiology of Eye Diseases (SEED) Program, which manages one of the world’s largest eye disease databases.

    His research specializes in the epidemiology and genetics of eye diseases, particularly glaucoma, using tools like GWAS, deep learning, and big data analytics for ocular and systemic health prediction.

    He has received multiple prestigious awards, including the Clinician Scientist Award (CSA) and honors from APAO and AAO.

    Dr. Cheng earned his MD and specialist accreditation in Taiwan, and completed his fellowship and advanced degrees (MPH, PhD) at Johns Hopkins University.