Program Leadership
UT Southwestern is a premier institution with a storied history that is in the midst of an exciting period of growth. With three diverse clinical training sites, residents can expect to develop excellent clinical acumen while interacting with world-class faculty, many of whom are pioneers in their respective fields. The Department of Internal Medicine has a legacy of commitment to innovation, and there are abundant opportunities for residents to engage with research and clinical pursuits. Under the leadership of Dr. Salahuddin "Dino" Kazi, the Associate Program Directors and Chief Residents, the residency program continues to embody the spirit of scientific pursuit and of service.
Our program reflects the many perspectives and backgrounds that enable all trainees to reach their full potential while using their individuality to deliver excellence in health care, education, and research. The success of our Department is a direct result of the close ties between the housestaff and our outstanding clinical faculty and at UT Southwestern, we are dedicated to training future leaders and delivering excellent care across the spectrum. Learn more about our leadership below.
2025-2026 Chief Residents
Paige Della-Penna, M.D.
- Medical School: University of North Carolina at Chapel Hill School of Medicine
Jimin Hwang, M.D.
- Medical School: Yonsei University College of Medicine
Blake Lackey, M.D.
- Medical School: McGovern Medical School at UT Health Science Center at Houston
Dimitri Maamari, M.D.
- Medical School: American University of Beirut
Reshma Narain, M.D.
- Medical School: UT Southwestern Medical Center
Marissa Peyer, M.D.
- Medical School: Duke University School of Medicine
Associate Program Directors
Associate Professor
- Division of General Internal Medicine
- Medicine-Psychiatry Program
Assistant Professor
- Division of Digestive and Liver Diseases
- Curriculum Development
Associate Professor
- Division of Geriatric Medicine
- Health Systems Track and the Combined Geriatrics-Internal Medicine Track
Assistant Professor
- Division of Digestive and Liver Diseases
- Resident Recuritment
Assistant Professor
- Division of General Internal Medicine
- Medical Education Track
Associate Professor
- Division of Pulmonary and Critical Care
- Mentorship and Residency Recruitment
Associate Director of Education
Associate Professor
- Division of General Internal Medicine
- Evaluation and Assessment Analyst