Skip to main content

Dr. Masadeh is on Doximity

As a Doximity member you'll join over two 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. Masadeh's full profile

Already have an account?

Education & Training

  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsFellowship, Gastroenterology, 2015 - 2018
  • University of Texas Medical Branch Hospitals
    University of Texas Medical Branch HospitalsResidency, Internal Medicine, 2012 - 2015
  • Jordan University of Science and Technology FOM
    Jordan University of Science and Technology FOMClass of 2010
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsResidency, Internal Medicine

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 2018 - 2025
  • IA State Medical License
    IA State Medical License 2015 - 2018
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Gastroenterology

Publications & Presentations

PubMed

Journal Articles

  • Evaluation of Biliary Bacterial Resistance in Patients with Frequent Biliary Instrumentation, One Size Does Not Fit All  
    Frederick Johlin, Maen Masadeh, Digestive Diseases and Sciences

Other Languages

  • Arabic

Hospital Affiliations