Division of Dermatology | Current Residents
![Dr. Katlin Poladian headshot](https://www.harbor-ucla.org/wp-content/uploads/2021/07/Dr.-Katlin-Poladian-headshot-214x300.jpg)
Katlin Poladian, MD / PGY-4
Undergraduate School: Princeton University
Undergraduate Major: Sociology
Medical School: Wake Forest School of Medicine
Internship: Medicine (Preliminary), University of California, Irvine
![Tran, Patrick](https://www.harbor-ucla.org/wp-content/uploads/2022/07/Tran-Patrick-200x227.jpg)
Patrick Tran, MD / PGY-4
Undergraduate School: Stanford University
Undergraduate Major: Human Biology
Medical School: David Geffen School of Medicine
Internship: Medicine (Preliminary), Harbor-UCLA Medical Center
![Jason Yang](https://www.harbor-ucla.org/wp-content/uploads/2022/07/Yang-200x267.jpg)
Jason Yang, MD / PGY-4
Undergraduate School: Yale University
Undergraduate Major: Molecular Biochemistry and Biophysics
Medical School: David Geffen School of Medicine
Internship: Kaiser Permanente
![GS Photo](https://www.harbor-ucla.org/wp-content/uploads/2023/07/GS-Photo-214x300.jpg)
Guy Shaposhnik, MD / PGY-3
Undergraduate School: University of California, Santa Barbara
Undergraduate Major: Molecular, Cellular, and Developmental Biology
Medical School: Georgetown University School of Medicine
Internship: Olive View-UCLA Medical Center
![Photo CK](https://www.harbor-ucla.org/wp-content/uploads/2024/07/Photo-CK.png)
Caitlyn Kellogg, MD / PGY-2
Undergraduate School: University of Southern California
Undergraduate Major: Biological Sciences
Medical School: University of California, San Diego School of Medicine
Internship: Harbor-UCLA Medical Center
![Photo AP](https://www.harbor-ucla.org/wp-content/uploads/2024/07/Photo-AP.png)
Ariel Park, MD / PGY-2
Undergraduate School: Pacific Union College
Undergraduate Major: Biology
Medical School: Loma Linda University School of Medicine
Internship: Kaiser Permanente