Dr. Ong is on Doximity
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Office
405 Harrison St
Oak Park, IL 60304Phone+1 708-848-9390
Education & Training
Mount Sinai Hospital Medical Center of ChicagoResidency, Internal Medicine, 1975 - 1978
University of Santo TomasClass of 1974
Certifications & Licensure
IL State Medical License 1977 - 2026- American Board of Internal Medicine Internal Medicine
Professional Memberships
- Member
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