People
Daniel Theodoro, MD, MSCI
Division Chief for Ultrasound; Professor, Emergency Medicine
- Email: theodorod@wustl.edu
Administrative support: Sang Nguyen
Jenna M Thomas, MB BCh BAO, MHPE
Assistant Residency Program Director; Assistant Professor, Emergency Medicine
- Phone: 314-362-9177
- Email: tjenna@wustl.edu
Arrianna Thompson, MD
Resident
- Email: k.a.thompson@wustl.edu
Hometown: Irvington, NJ
Medical School: University of Miami Miller SOM
Undergrad: …multiple, I’m old. Most recently UMES
Hobbies: Traditional archery, gaming, cooking random recipes, trying to teach myself to draw, photography
Super Power: MEGA HAIR
Kryptonite: Bacon covered in chocolate covered in bacon. Also, bacon. Also, chocolate.
Prerak Trivedi, MD
Resident (he/him)
- Email: prerak.trivedi@wustl.edu
Hometown: St. Louis, basically
Medical School: WashU
Undergrad: Saint Louis University
Hobbies: Video games, reading (sci-fi & fantasy), trying new food, hiking
Superpower: Being able to sleep anywhere
Kryptonite: Alarm clocks
Roland Vaca, MD
Resident (he/him)
- Email: vaca@wustl.edu
Hometown: Kansas City, KS
Medical School: Zucker School of Medicine
Undergrad: Washington University in St. Louis
Hobbies: Cooking, watching the KC Chiefs, biking, trying new restaurants/breweries, video games, history podcasts.
Superpower: Keeping 20+ houseplants alive.
Kryptonite: Sour skittles, Starburst jellybeans, regular Skittles, Swedish fish…all candy in general really.


