Kylie Cullinan, M.D., is an Assistant Professor in the Departments of Internal Medicine and Pediatrics at UT Southwestern Medical Center. She serves as Co-Clerkship Director for the Ambulatory Clerkship, an outpatient rotation in which students develop and apply skills in managing acute and chronic conditions across pediatric and adult primary care, subspecialty, and urgent care settings. She also directly supervises medical students and Internal Medicine-Pediatrics residents in her primary care practice. She received a 2025–2026 Undergraduate Medical Education Teaching Award.

Dr. Cullinan earned her medical degree and completed her residency in Internal Medicine-Pediatrics at UT Southwestern, joining the faculty in 2023. Her clinical and research interests include caring for young adults with special health care needs and supporting their transition from pediatric to adult health care. She finds joy in partnering with patients of all ages to understand and optimize their health and in helping learners develop the skills and confidence to provide thoughtful, patient-centered outpatient care.