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Dr. Ong is on Doximity

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Education & Training

  • Georgetown University Hospital
    Georgetown University HospitalFellowship, Medical Oncology, 1989 - 1991
  • Cook County Health and Hospitals System
    Cook County Health and Hospitals SystemResidency, Internal Medicine, 1985 - 1988
  • University of the Philippines College of Medicine
    University of the Philippines College of MedicineClass of 1982

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1991 - 2024
  • IL State Medical License
    IL State Medical License 1986 - 1993
  • American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification MOSAIQ EMR, Elekta, 2012-2013
  • Top MD Consumers Checkbook

Professional Memberships

Hospital Affiliations