Chief Medical Residents


Laura Linville, M.D. 

Resident Schedules 



After earning her Bachelor of Science in Biology from Georgetown University, Dr. Laura Linville completed her medical school training at George Washington University School of Medicine and Health Sciences where she sayed on for internal medicine residency. She plans to pursue a career in Hematology and Oncology.  Her professional interests include hypercoagulability in COVID-19 and breast cancer treatment and prevention. On a day off, you'll find her spending time with her husband and fur-baby, Hugo, trying new DC restaurants, or playing tennis. 

Matthew Petersen, M.D.

Grand Rounds and noon conferences



Dr. Matthew Petersen graduated with a bachelor's degree in Nutrition Science from Utah State University, received his M.D. from the University of Utah School of Medicine and completed internal medicine residency at The George Washington University School of Medicine and Health Sciences.  On a day off you're most likely to find him hiking in the summer, skiing in the winter, and wandering one of DC's Smithsonian Institute museums year-round. His passions include health policy, LGBTQ+ health and mezcal. 

Mary Ishola, M.D.

Ambulatory curriculum and MFA clinic concerns

Elective rotations




Dr. Mary Ishola was born and raised in Tampa, FL. She completed a combined B.S./ M.D. program at the University of Florida, followed by an internal medicine - primary care residency at George Washington University. She is currently one of the Chief Medical Residents at GW. Her interests are in academic primary care and health equity. She loves dancing. Fun fact, she choreographed hip hop in a former life and is currently learning salsa/bachata.



VA Chiefs

Teddy Nohren, M.D. 
VA Quality Improvement chief,
VA Wards scheduling, VA moonlighter scheduling



Dr. Teddy Nohren received his Bachelor of Science in Biology from the University of Florida and then proceeded to earn his Medical Degree from Jefferson Medical College. His medical interests include hospital medicine, LGBT medicine, and HIV medicine.  In his free time, he likes traveling, skiing, trying new restaurants, and all things beachy. 

Joseph Cioffi, M.D. 
VA MICU scheduling, NIH Scheduling and concerns
Workshop scheduling


After receiving a bachelor's degree in History at the University of Pennsylvania, Dr. Cioffi attended The University of Miami Leonard School of Medicine when he received his medical degree. He then completed his internal medicine residency at The George Washington University Hospital. Dr. Cioffi plans on pursuing a career in Gastroenterology with a focus on preventative medicine and medical device innovation. In his free time, he enjoys playing and watching sports, listening to ancient history podcasts and walking dogs.