Stephanie Mengden KoonM.D.

  • Assistant Professor of Dermatology
  • Assistant Professor of Dermatology, School of Medicine


  • Dermatology

Special focus on

  • Dermatopathology


Dr. Stephanie Mengden Koon is a fellowship-trained dermatopathologist in the OHSU Department of Dermatology, as well as at the Portland VA Medical Center, where she served as the Chief of Dermatology until 2015. As a dermatopatholigst, she specializes in the study of cutaneous diseases at a microscopic and molecular level to discover and diagnose skin diseases.


  • M.D., 2002, University of Texas School of Medicine
  • Residency:

    • Dermatology: Mayo Clinic, Mayo Graduate School of Medicine, Department of Dermatology, Scottsdale AZ, 2006
  • Fellowship:

    • Dermatopathology: NYU School of Medicine, Ronald O. Perelman Department of Dermatology, Dermatopathology Section, New York, NY
  • Certifications:

    • Dermatology, Dermatopathology

Memberships and associations

  • American Academy of Dermatology, Oregon Dermatology Society, International Society of Dermatopathology