Dr. Tiongson is on Doximity

As a Doximity member you'll join over a million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Tiongson's full profile

Already have an account?

Education & Training

  • Philadelphia General HospitalResidency, Internal Medicine, 1972 - 1973
  • Edward Hines Jr VA HospitalResidency, Internal Medicine, 1971 - 1972
  • University of PennsylvaniaResidency, Internal Medicine, 1970 - 1971
  • University of PennsylvaniaInternship, Transitional Year, 1969 - 1970
  • University of Santo TomasClass of 1968

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1977 - 2018
  • OH State Medical License
    OH State Medical License 1974 - 1976
  • PA State Medical License
    PA State Medical License 1973 - 2022
  • IL State Medical License
    IL State Medical License 1973 - Present
  • American Board of Internal Medicine Internal Medicine

Hospital Affiliations